20207505

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43457}}^1$

素因数の和:43496

約数の個数: 16

約数和(自身を含む): 33375744

約数和(自身を除く): 13168239

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 43457, 130371, 217285, 651855, 1347167, 4041501, 6735835, 20207505]

約数ペア:

[(1, 20207505), (3, 6735835), (5, 4041501), (15, 1347167), (31, 651855), (93, 217285), (155, 130371), (465, 43457)]