18528315

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{7309}}^1$

素因数の和:7343

約数の個数: 24

約数和(自身を含む): 32105520

約数和(自身を除く): 13577205

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 7309, 21927, 36545, 95017, 109635, 285051, 475085, 1235221, 1425255, 3705663, 6176105, 18528315]

約数ペア:

[(1, 18528315), (3, 6176105), (5, 3705663), (13, 1425255), (15, 1235221), (39, 475085), (65, 285051), (169, 109635), (195, 95017), (507, 36545), (845, 21927), (2535, 7309)]