The factors of the number 16,089,528 are: 1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 53, 56, 78, 84, 91, 104, 106, 139, 156, 159, 168, 182, 212, 273, 278, 312, 318, 364, 371, 417, 424, 546, 556, 636, 689, 728, 742, 834, 973, 1092, 1112, 1113, 1272, 1378, 1484, 1668, 1807, 1946, 2067, 2184, 2226, 2756, 2919, 2968, 3336, 3614, 3892, 4134, 4452, 4823, 5421, 5512, 5838, 7228, 7367, 7784, 8268, 8904, 9646, 10842, 11676, 12649, 14456, 14469, 14734, 16536, 19292, 21684, 22101, 23352, 25298, 28938, 29468, 37947, 38584, 43368, 44202, 50596, 51569, 57876, 58936, 75894, 88404, 95771, 101192, 103138, 115752, 151788, 154707, 176808, 191542, 206276, 287313, 303576, 309414, 383084, 412552, 574626, 618828, 670397, 766168, 1149252, 1237656, 1340794, 2011191, 2298504, 2681588, 4022382, 5363176, 8044764, 16089528.
If you add them up, you will get the total of 50,803,200.