The factors of the number 13,255,632 are: 1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 73, 78, 97, 104, 117, 144, 146, 156, 194, 208, 219, 234, 291, 292, 312, 388, 438, 468, 582, 584, 624, 657, 776, 873, 876, 936, 949, 1164, 1168, 1261, 1314, 1552, 1746, 1752, 1872, 1898, 2328, 2522, 2628, 2847, 3492, 3504, 3783, 3796, 4656, 5044, 5256, 5694, 6984, 7081, 7566, 7592, 8541, 10088, 10512, 11349, 11388, 13968, 14162, 15132, 15184, 17082, 20176, 21243, 22698, 22776, 28324, 30264, 34164, 42486, 45396, 45552, 56648, 60528, 63729, 68328, 84972, 90792, 92053, 113296, 127458, 136656, 169944, 181584, 184106, 254916, 276159, 339888, 368212, 509832, 552318, 736424, 828477, 1019664, 1104636, 1472848, 1656954, 2209272, 3313908, 4418544, 6627816, 13255632.
If you add them up, you will get the total of 40,915,784.