18547540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{84307}}^1$

素因数の和:84327

約数の個数: 24

約数和(自身を含む): 42491232

約数和(自身を除く): 23943692

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 84307, 168614, 337228, 421535, 843070, 927377, 1686140, 1854754, 3709508, 4636885, 9273770, 18547540]

約数ペア:

[(1, 18547540), (2, 9273770), (4, 4636885), (5, 3709508), (10, 1854754), (11, 1686140), (20, 927377), (22, 843070), (44, 421535), (55, 337228), (110, 168614), (220, 84307)]