20311706

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1\times {\mathrm{521}}^1$

素因数の和:817

約数の個数: 16

約数和(自身を含む): 30988008

約数和(自身を除く): 10676302

約数列:

[1, 2, 101, 193, 202, 386, 521, 1042, 19493, 38986, 52621, 100553, 105242, 201106, 10155853, 20311706]

約数ペア:

[(1, 20311706), (2, 10155853), (101, 201106), (193, 105242), (202, 100553), (386, 52621), (521, 38986), (1042, 19493)]