20163886169

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{17891647}}^1$

素因数の和:17891684

約数の個数: 12

約数和(自身を含む): 24475774464

約数和(自身を除く): 4311888295

約数列:

[1, 7, 23, 49, 161, 1127, 17891647, 125241529, 411507881, 876690703, 2880555167, 20163886169]

約数ペア:

[(1, 20163886169), (7, 2880555167), (23, 876690703), (49, 411507881), (161, 125241529), (1127, 17891647)]