20601825

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{8861}}^1$

素因数の和:8905

約数の個数: 24

約数和(自身を含む): 35164416

約数和(自身を除く): 14562591

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 465, 775, 2325, 8861, 26583, 44305, 132915, 221525, 274691, 664575, 824073, 1373455, 4120365, 6867275, 20601825]

約数ペア:

[(1, 20601825), (3, 6867275), (5, 4120365), (15, 1373455), (25, 824073), (31, 664575), (75, 274691), (93, 221525), (155, 132915), (465, 44305), (775, 26583), (2325, 8861)]