20218389421

素因数分解:

${\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{857}}^1\times {\mathrm{8933}}^1$

素因数の和:9948

約数の個数: 16

約数和(自身を含む): 21463041600

約数和(自身を除く): 1244652179

約数列:

[1, 19, 139, 857, 2641, 8933, 16283, 119123, 169727, 1241687, 2263337, 7655581, 23592053, 145456039, 1064125759, 20218389421]

約数ペア:

[(1, 20218389421), (19, 1064125759), (139, 145456039), (857, 23592053), (2641, 7655581), (8933, 2263337), (16283, 1241687), (119123, 169727)]