18811059

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{1237}}^1$

素因数の和:1414

約数の個数: 16

約数和(自身を含む): 25968288

約数和(自身を除く): 7157229

約数列:

[1, 3, 37, 111, 137, 411, 1237, 3711, 5069, 15207, 45769, 137307, 169469, 508407, 6270353, 18811059]

約数ペア:

[(1, 18811059), (3, 6270353), (37, 508407), (111, 169469), (137, 137307), (411, 45769), (1237, 15207), (3711, 5069)]