The factors of the number 10,300,356 are: 1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 37, 38, 44, 57, 66, 74, 76, 99, 111, 114, 132, 148, 171, 198, 209, 222, 228, 333, 342, 396, 407, 418, 444, 627, 666, 684, 703, 814, 836, 1221, 1254, 1332, 1369, 1406, 1628, 1881, 2109, 2442, 2508, 2738, 2812, 3663, 3762, 4107, 4218, 4884, 5476, 6327, 7326, 7524, 7733, 8214, 8436, 12321, 12654, 14652, 15059, 15466, 16428, 23199, 24642, 25308, 26011, 30118, 30932, 45177, 46398, 49284, 52022, 60236, 69597, 78033, 90354, 92796, 104044, 135531, 139194, 156066, 180708, 234099, 271062, 278388, 286121, 312132, 468198, 542124, 572242, 858363, 936396, 1144484, 1716726, 2575089, 3433452, 5150178, 10300356.
If you add them up, you will get the total of 10,300,376. Now subtract 10,300,356 to get 20,428,524