20042359

素因数分解:

${\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{941}}^1$

素因数の和:1038

約数の個数: 12

約数和(自身を含む): 21534120

約数和(自身を除く): 1491761

約数列:

[1, 19, 59, 361, 941, 1121, 17879, 21299, 55519, 339701, 1054861, 20042359]

約数ペア:

[(1, 20042359), (19, 1054861), (59, 339701), (361, 55519), (941, 21299), (1121, 17879)]