20417535

素因数分解:

$3^3\times 5^1\times {\mathrm{151241}}^1$

素因数の和:151255

約数の個数: 16

約数和(自身を含む): 36298080

約数和(自身を除く): 15880545

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 151241, 453723, 756205, 1361169, 2268615, 4083507, 6805845, 20417535]

約数ペア:

[(1, 20417535), (3, 6805845), (5, 4083507), (9, 2268615), (15, 1361169), (27, 756205), (45, 453723), (135, 151241)]