20188629

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{17389}}^1$

素因数の和:17441

約数の個数: 16

約数和(自身を含む): 30606400

約数和(自身を除く): 10417771

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 17389, 52167, 156501, 469503, 747727, 2243181, 6729543, 20188629]

約数ペア:

[(1, 20188629), (3, 6729543), (9, 2243181), (27, 747727), (43, 469503), (129, 156501), (387, 52167), (1161, 17389)]