18012885

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109169}}^1$

素因数の和:109188

約数の個数: 16

約数和(自身を含む): 31440960

約数和(自身を除く): 13428075

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 109169, 327507, 545845, 1200859, 1637535, 3602577, 6004295, 18012885]

約数ペア:

[(1, 18012885), (3, 6004295), (5, 3602577), (11, 1637535), (15, 1200859), (33, 545845), (55, 327507), (165, 109169)]