20218986557

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{9054629}}^1$

素因数の和:9054676

約数の個数: 16

約数和(自身を含む): 26077334400

約数和(自身を除く): 5858347843

約数列:

[1, 7, 11, 29, 77, 203, 319, 2233, 9054629, 63382403, 99600919, 262584241, 697206433, 1838089687, 2888426651, 20218986557]

約数ペア:

[(1, 20218986557), (7, 2888426651), (11, 1838089687), (29, 697206433), (77, 262584241), (203, 99600919), (319, 63382403), (2233, 9054629)]