2018990141

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{29137}}^1$

素因数の和:29684

約数の個数: 16

約数和(自身を含む): 2433605760

約数和(自身を除く): 414615619

約数列:

[1, 7, 19, 133, 521, 3647, 9899, 29137, 69293, 203959, 553603, 3875221, 15180377, 106262639, 288427163, 2018990141]

約数ペア:

[(1, 2018990141), (7, 288427163), (19, 106262639), (133, 15180377), (521, 3875221), (3647, 553603), (9899, 203959), (29137, 69293)]