20525885

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{2137}}^1$

素因数の和:2272

約数の個数: 16

約数和(自身を含む): 26323056

約数和(自身を除く): 5797171

約数列:

[1, 5, 17, 85, 113, 565, 1921, 2137, 9605, 10685, 36329, 181645, 241481, 1207405, 4105177, 20525885]

約数ペア:

[(1, 20525885), (5, 4105177), (17, 1207405), (85, 241481), (113, 181645), (565, 36329), (1921, 10685), (2137, 9605)]