20203550

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{9397}}^1$

素因数の和:9452

約数の個数: 24

約数和(自身を含む): 38456616

約数和(自身を除く): 18253066

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 215, 430, 1075, 2150, 9397, 18794, 46985, 93970, 234925, 404071, 469850, 808142, 2020355, 4040710, 10101775, 20203550]

約数ペア:

[(1, 20203550), (2, 10101775), (5, 4040710), (10, 2020355), (25, 808142), (43, 469850), (50, 404071), (86, 234925), (215, 93970), (430, 46985), (1075, 18794), (2150, 9397)]