18210501

素因数分解:

$3^4\times {\mathrm{383}}^1\times {\mathrm{587}}^1$

素因数の和:982

約数の個数: 20

約数和(自身を含む): 27320832

約数和(自身を除く): 9110331

約数列:

[1, 3, 9, 27, 81, 383, 587, 1149, 1761, 3447, 5283, 10341, 15849, 31023, 47547, 224821, 674463, 2023389, 6070167, 18210501]

約数ペア:

[(1, 18210501), (3, 6070167), (9, 2023389), (27, 674463), (81, 224821), (383, 47547), (587, 31023), (1149, 15849), (1761, 10341), (3447, 5283)]