20104275

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{8647}}^1$

素因数の和:8691

約数の個数: 24

約数和(自身を含む): 34315264

約数和(自身を除く): 14210989

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 465, 775, 2325, 8647, 25941, 43235, 129705, 216175, 268057, 648525, 804171, 1340285, 4020855, 6701425, 20104275]

約数ペア:

[(1, 20104275), (3, 6701425), (5, 4020855), (15, 1340285), (25, 804171), (31, 648525), (75, 268057), (93, 216175), (155, 129705), (465, 43235), (775, 25941), (2325, 8647)]