20673432

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^2\times {\mathrm{1699}}^1$

素因数の和:1737

約数の個数: 72

約数和(自身を含む): 60664500

約数和(自身を除く): 39991068

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 169, 234, 312, 338, 468, 507, 676, 936, 1014, 1352, 1521, 1699, 2028, 3042, 3398, 4056, 5097, 6084, 6796, 10194, 12168, 13592, 15291, 20388, 22087, 30582, 40776, 44174, 61164, 66261, 88348, 122328, 132522, 176696, 198783, 265044, 287131, 397566, 530088, 574262, 795132, 861393, 1148524, 1590264, 1722786, 2297048, 2584179, 3445572, 5168358, 6891144, 10336716, 20673432]

約数ペア:

[(1, 20673432), (2, 10336716), (3, 6891144), (4, 5168358), (6, 3445572), (8, 2584179), (9, 2297048), (12, 1722786), (13, 1590264), (18, 1148524), (24, 861393), (26, 795132), (36, 574262), (39, 530088), (52, 397566), (72, 287131), (78, 265044), (104, 198783), (117, 176696), (156, 132522), (169, 122328), (234, 88348), (312, 66261), (338, 61164), (468, 44174), (507, 40776), (676, 30582), (936, 22087), (1014, 20388), (1352, 15291), (1521, 13592), (1699, 12168), (2028, 10194), (3042, 6796), (3398, 6084), (4056, 5097)]