The factors of the number 632,142,336 are: 1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 37, 42, 48, 49, 56, 64, 74, 84, 96, 98, 111, 112, 128, 147, 148, 168, 192, 196, 222, 224, 227, 256, 259, 294, 296, 336, 384, 392, 444, 448, 454, 512, 518, 588, 592, 672, 681, 768, 777, 784, 888, 896, 908, 1036, 1176, 1184, 1344, 1362, 1536, 1554, 1568, 1589, 1776, 1792, 1813, 1816, 2072, 2352, 2368, 2688, 2724, 3108, 3136, 3178, 3552, 3584, 3626, 3632, 4144, 4704, 4736, 4767, 5376, 5439, 5448, 6216, 6272, 6356, 7104, 7252, 7264, 8288, 8399, 9408, 9472, 9534, 10752, 10878, 10896, 11123, 12432, 12544, 12712, 14208, 14504, 14528, 16576, 16798, 18816, 18944, 19068, 21756, 21792, 22246, 24864, 25088, 25197, 25424, 28416, 29008, 29056, 33152, 33369, 33596, 37632, 38136, 43512, 43584, 44492, 49728, 50394, 50848, 56832, 58016, 58112, 58793, 66304, 66738, 67192, 75264, 76272, 87024, 87168, 88984, 99456, 100788, 101696, 116032, 116224, 117586, 132608, 133476, 134384, 152544, 174048, 174336, 176379, 177968, 198912, 201576, 203392, 232064, 235172, 266952, 268768, 305088, 348096, 348672, 352758, 355936, 397824, 403152, 406784, 411551, 464128, 470344, 533904, 537536, 610176, 696192, 705516, 711872, 806304, 813568, 823102, 928256, 940688, 1067808, 1075072, 1220352, 1234653, 1392384, 1411032, 1423744, 1612608, 1646204, 1881376, 2135616, 2150144, 2440704, 2469306, 2784768, 2822064, 2847488, 3225216, 3292408, 3762752, 4271232, 4300288, 4938612, 5644128, 5694976, 6450432, 6584816, 7525504, 8542464, 9877224, 11288256, 12900864, 13169632, 15051008, 17084928, 19754448, 22576512, 26339264, 30102016, 39508896, 45153024, 52678528, 79017792, 90306048, 105357056, 158035584, 210714112, 316071168, 632142336.
If you add them up, you will get the total of 2,020,826,016.