18297495

素因数分解:

$3^4\times 5^1\times {\mathrm{45179}}^1$

素因数の和:45196

約数の個数: 20

約数和(自身を含む): 32800680

約数和(自身を除く): 14503185

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 45179, 135537, 225895, 406611, 677685, 1219833, 2033055, 3659499, 6099165, 18297495]

約数ペア:

[(1, 18297495), (3, 6099165), (5, 3659499), (9, 2033055), (15, 1219833), (27, 677685), (45, 406611), (81, 225895), (135, 135537), (405, 45179)]