20416724

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{719}}^1$

素因数の和:983

約数の個数: 24

約数和(自身を含む): 37094400

約数和(自身を除く): 16677676

約数列:

[1, 2, 4, 31, 62, 124, 229, 458, 719, 916, 1438, 2876, 7099, 14198, 22289, 28396, 44578, 89156, 164651, 329302, 658604, 5104181, 10208362, 20416724]

約数ペア:

[(1, 20416724), (2, 10208362), (4, 5104181), (31, 658604), (62, 329302), (124, 164651), (229, 89156), (458, 44578), (719, 28396), (916, 22289), (1438, 14198), (2876, 7099)]