31661020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{38611}}^1$

素因数の和:38661

約数の個数: 24

約数和(自身を含む): 68111568

約数和(自身を除く): 36450548

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 38611, 77222, 154444, 193055, 386110, 772220, 1583051, 3166102, 6332204, 7915255, 15830510, 31661020]

約数ペア:

[(1, 31661020), (2, 15830510), (4, 7915255), (5, 6332204), (10, 3166102), (20, 1583051), (41, 772220), (82, 386110), (164, 193055), (205, 154444), (410, 77222), (820, 38611)]