221984642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{22777}}^1$

素因数の和:23233

約数の個数: 16

約数和(自身を含む): 364083552

約数和(自身を除く): 142098910

約数列:

[1, 2, 11, 22, 443, 886, 4873, 9746, 22777, 45554, 250547, 501094, 10090211, 20180422, 110992321, 221984642]

約数ペア:

[(1, 221984642), (2, 110992321), (11, 20180422), (22, 10090211), (443, 501094), (886, 250547), (4873, 45554), (9746, 22777)]