18156195

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{5527}}^1$

素因数の和:5611

約数の個数: 24

約数和(自身を含む): 31907616

約数和(自身を除く): 13751421

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 365, 657, 1095, 3285, 5527, 16581, 27635, 49743, 82905, 248715, 403471, 1210413, 2017355, 3631239, 6052065, 18156195]

約数ペア:

[(1, 18156195), (3, 6052065), (5, 3631239), (9, 2017355), (15, 1210413), (45, 403471), (73, 248715), (219, 82905), (365, 49743), (657, 27635), (1095, 16581), (3285, 5527)]