18257535

素因数分解:

$3^3\times 5^1\times {\mathrm{135241}}^1$

素因数の和:135255

約数の個数: 16

約数和(自身を含む): 32458080

約数和(自身を除く): 14200545

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 135241, 405723, 676205, 1217169, 2028615, 3651507, 6085845, 18257535]

約数ペア:

[(1, 18257535), (3, 6085845), (5, 3651507), (9, 2028615), (15, 1217169), (27, 676205), (45, 405723), (135, 135241)]