20153161

素因数分解:

$7^2\times {\mathrm{59}}^1\times {\mathrm{6971}}^1$

素因数の和:7044

約数の個数: 12

約数和(自身を含む): 23844240

約数和(自身を除く): 3691079

約数列:

[1, 7, 49, 59, 413, 2891, 6971, 48797, 341579, 411289, 2879023, 20153161]

約数ペア:

[(1, 20153161), (7, 2879023), (49, 411289), (59, 341579), (413, 48797), (2891, 6971)]