18810765

素因数分解:

$3^3\times 5^1\times {\mathrm{139339}}^1$

素因数の和:139353

約数の個数: 16

約数和(自身を含む): 33441600

約数和(自身を除く): 14630835

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 139339, 418017, 696695, 1254051, 2090085, 3762153, 6270255, 18810765]

約数ペア:

[(1, 18810765), (3, 6270255), (5, 3762153), (9, 2090085), (15, 1254051), (27, 696695), (45, 418017), (135, 139339)]