20218150389

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{3541}}^1\times {\mathrm{51439}}^1$

素因数の和:55020

約数の個数: 16

約数和(自身を含む): 27694472960

約数和(自身を除く): 7476322571

約数列:

[1, 3, 37, 111, 3541, 10623, 51439, 131017, 154317, 393051, 1903243, 5709729, 182145499, 546436497, 6739383463, 20218150389]

約数ペア:

[(1, 20218150389), (3, 6739383463), (37, 546436497), (111, 182145499), (3541, 5709729), (10623, 1903243), (51439, 393051), (131017, 154317)]