18238545

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31177}}^1$

素因数の和:31201

約数の個数: 24

約数和(自身を含む): 34046376

約数和(自身を除く): 15807831

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 31177, 93531, 155885, 280593, 405301, 467655, 1215903, 1402965, 2026505, 3647709, 6079515, 18238545]

約数ペア:

[(1, 18238545), (3, 6079515), (5, 3647709), (9, 2026505), (13, 1402965), (15, 1215903), (39, 467655), (45, 405301), (65, 280593), (117, 155885), (195, 93531), (585, 31177)]