20212561132

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{544109}}^1$

素因数の和:544401

約数の個数: 24

約数和(自身を含む): 36472781520

約数和(自身を除く): 16260220388

約数列:

[1, 2, 4, 37, 74, 148, 251, 502, 1004, 9287, 18574, 37148, 544109, 1088218, 2176436, 20132033, 40264066, 80528132, 136571359, 273142718, 546285436, 5053140283, 10106280566, 20212561132]

約数ペア:

[(1, 20212561132), (2, 10106280566), (4, 5053140283), (37, 546285436), (74, 273142718), (148, 136571359), (251, 80528132), (502, 40264066), (1004, 20132033), (9287, 2176436), (18574, 1088218), (37148, 544109)]