16118945

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1289}}^1$

素因数の和:1396

約数の個数: 16

約数和(自身を含む): 20154960

約数和(自身を除く): 4036015

約数列:

[1, 5, 41, 61, 205, 305, 1289, 2501, 6445, 12505, 52849, 78629, 264245, 393145, 3223789, 16118945]

約数ペア:

[(1, 16118945), (5, 3223789), (41, 393145), (61, 264245), (205, 78629), (305, 52849), (1289, 12505), (2501, 6445)]