18208035

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8609}}^1$

素因数の和:8667

約数の個数: 24

約数和(自身を含む): 32235840

約数和(自身を除く): 14027805

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 8609, 25827, 43045, 77481, 129135, 387405, 404623, 1213869, 2023115, 3641607, 6069345, 18208035]

約数ペア:

[(1, 18208035), (3, 6069345), (5, 3641607), (9, 2023115), (15, 1213869), (45, 404623), (47, 387405), (141, 129135), (235, 77481), (423, 43045), (705, 25827), (2115, 8609)]