20201255

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{1097}}^1$

素因数の和:1258

約数の個数: 16

約数和(自身を含む): 25297920

約数和(自身を除く): 5096665

約数列:

[1, 5, 29, 127, 145, 635, 1097, 3683, 5485, 18415, 31813, 139319, 159065, 696595, 4040251, 20201255]

約数ペア:

[(1, 20201255), (5, 4040251), (29, 696595), (127, 159065), (145, 139319), (635, 31813), (1097, 18415), (3683, 5485)]