The factors of the number 6,157,536 are: 1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 17, 21, 22, 24, 28, 32, 33, 34, 42, 44, 48, 49, 51, 56, 66, 68, 77, 84, 88, 96, 98, 102, 112, 119, 132, 136, 147, 154, 168, 176, 187, 196, 204, 224, 231, 238, 264, 272, 294, 308, 336, 343, 352, 357, 374, 392, 408, 462, 476, 528, 539, 544, 561, 588, 616, 672, 686, 714, 748, 784, 816, 833, 924, 952, 1029, 1056, 1078, 1122, 1176, 1232, 1309, 1372, 1428, 1496, 1568, 1617, 1632, 1666, 1848, 1904, 2058, 2156, 2244, 2352, 2464, 2499, 2618, 2744, 2856, 2992, 3234, 3332, 3696, 3773, 3808, 3927, 4116, 4312, 4488, 4704, 4998, 5236, 5488, 5712, 5831, 5984, 6468, 6664, 7392, 7546, 7854, 8232, 8624, 8976, 9163, 9996, 10472, 10976, 11319, 11424, 11662, 12936, 13328, 15092, 15708, 16464, 17248, 17493, 17952, 18326, 19992, 20944, 22638, 23324, 25872, 26656, 27489, 30184, 31416, 32928, 34986, 36652, 39984, 41888, 45276, 46648, 51744, 54978, 60368, 62832, 64141, 69972, 73304, 79968, 90552, 93296, 109956, 120736, 125664, 128282, 139944, 146608, 181104, 186592, 192423, 219912, 256564, 279888, 293216, 362208, 384846, 439824, 513128, 559776, 769692, 879648, 1026256, 1539384, 2052512, 3078768, 6157536.
If you add them up, you will get the total of 6,157,551. Now subtract 6,157,536 to get 15,615,264