18198945

素因数分解:

$3^3\times 5^1\times {\mathrm{134807}}^1$

素因数の和:134821

約数の個数: 16

約数和(自身を含む): 32353920

約数和(自身を除く): 14154975

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 134807, 404421, 674035, 1213263, 2022105, 3639789, 6066315, 18198945]

約数ペア:

[(1, 18198945), (3, 6066315), (5, 3639789), (9, 2022105), (15, 1213263), (27, 674035), (45, 404421), (135, 134807)]