20375238

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2693}}^1$

素因数の和:2808

約数の個数: 32

約数和(自身を含む): 44354016

約数和(自身を除く): 23978778

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 97, 194, 291, 582, 1261, 2522, 2693, 3783, 5386, 7566, 8079, 16158, 35009, 70018, 105027, 210054, 261221, 522442, 783663, 1567326, 3395873, 6791746, 10187619, 20375238]

約数ペア:

[(1, 20375238), (2, 10187619), (3, 6791746), (6, 3395873), (13, 1567326), (26, 783663), (39, 522442), (78, 261221), (97, 210054), (194, 105027), (291, 70018), (582, 35009), (1261, 16158), (2522, 8079), (2693, 7566), (3783, 5386)]