20097621676

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{691}}^1\times {\mathrm{661019}}^1$

素因数の和:661725

約数の個数: 24

約数和(自身を含む): 38423770560

約数和(自身を除く): 18326148884

約数列:

[1, 2, 4, 11, 22, 44, 691, 1382, 2764, 7601, 15202, 30404, 661019, 1322038, 2644076, 7271209, 14542418, 29084836, 456764129, 913528258, 1827056516, 5024405419, 10048810838, 20097621676]

約数ペア:

[(1, 20097621676), (2, 10048810838), (4, 5024405419), (11, 1827056516), (22, 913528258), (44, 456764129), (691, 29084836), (1382, 14542418), (2764, 7271209), (7601, 2644076), (15202, 1322038), (30404, 661019)]