20525215

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{1697}}^1$

素因数の和:1802

約数の個数: 16

約数和(自身を含む): 25673760

約数和(自身を除く): 5148545

約数列:

[1, 5, 41, 59, 205, 295, 1697, 2419, 8485, 12095, 69577, 100123, 347885, 500615, 4105043, 20525215]

約数ペア:

[(1, 20525215), (5, 4105043), (41, 500615), (59, 347885), (205, 100123), (295, 69577), (1697, 12095), (2419, 8485)]