20806577

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{881}}^1$

素因数の和:1024

約数の個数: 16

約数和(自身を含む): 24131520

約数和(自身を除く): 3324943

約数列:

[1, 11, 19, 113, 209, 881, 1243, 2147, 9691, 16739, 23617, 99553, 184129, 1095083, 1891507, 20806577]

約数ペア:

[(1, 20806577), (11, 1891507), (19, 1095083), (113, 184129), (209, 99553), (881, 23617), (1243, 16739), (2147, 9691)]