18640035

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{10103}}^1$

素因数の和:10155

約数の個数: 24

約数和(自身を含む): 33100704

約数和(自身を除く): 14460669

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 10103, 30309, 50515, 90927, 151545, 414223, 454635, 1242669, 2071115, 3728007, 6213345, 18640035]

約数ペア:

[(1, 18640035), (3, 6213345), (5, 3728007), (9, 2071115), (15, 1242669), (41, 454635), (45, 414223), (123, 151545), (205, 90927), (369, 50515), (615, 30309), (1845, 10103)]