20531022

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{31393}}^1$

素因数の和:31507

約数の個数: 16

約数和(自身を含む): 41440080

約数和(自身を除く): 20909058

約数列:

[1, 2, 3, 6, 109, 218, 327, 654, 31393, 62786, 94179, 188358, 3421837, 6843674, 10265511, 20531022]

約数ペア:

[(1, 20531022), (2, 10265511), (3, 6843674), (6, 3421837), (109, 188358), (218, 94179), (327, 62786), (654, 31393)]