18670953

素因数分解:

$3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{4967}}^1$

素因数の和:5156

約数の個数: 16

約数和(自身を含む): 28615680

約数和(自身を除く): 9944727

約数列:

[1, 3, 7, 21, 179, 537, 1253, 3759, 4967, 14901, 34769, 104307, 889093, 2667279, 6223651, 18670953]

約数ペア:

[(1, 18670953), (3, 6223651), (7, 2667279), (21, 889093), (179, 104307), (537, 34769), (1253, 14901), (3759, 4967)]