20185501

素因数分解:

$7^2\times {\mathrm{491}}^1\times {\mathrm{839}}^1$

素因数の和:1344

約数の個数: 12

約数和(自身を含む): 23556960

約数和(自身を除く): 3371459

約数列:

[1, 7, 49, 491, 839, 3437, 5873, 24059, 41111, 411949, 2883643, 20185501]

約数ペア:

[(1, 20185501), (7, 2883643), (49, 411949), (491, 41111), (839, 24059), (3437, 5873)]