20280212378

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{34211}}^1$

素因数の和:34430

約数の個数: 32

約数和(自身を含む): 31918974912

約数和(自身を除く): 11638762534

約数列:

[1, 2, 43, 61, 86, 113, 122, 226, 2623, 4859, 5246, 6893, 9718, 13786, 34211, 68422, 296399, 592798, 1471073, 2086871, 2942146, 3865843, 4173742, 7731686, 89735453, 166231249, 179470906, 235816423, 332462498, 471632846, 10140106189, 20280212378]

約数ペア:

[(1, 20280212378), (2, 10140106189), (43, 471632846), (61, 332462498), (86, 235816423), (113, 179470906), (122, 166231249), (226, 89735453), (2623, 7731686), (4859, 4173742), (5246, 3865843), (6893, 2942146), (9718, 2086871), (13786, 1471073), (34211, 592798), (68422, 296399)]