22290290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{202639}}^1$

素因数の和:202657

約数の個数: 16

約数和(自身を含む): 43770240

約数和(自身を除く): 21479950

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 202639, 405278, 1013195, 2026390, 2229029, 4458058, 11145145, 22290290]

約数ペア:

[(1, 22290290), (2, 11145145), (5, 4458058), (10, 2229029), (11, 2026390), (22, 1013195), (55, 405278), (110, 202639)]