18221510

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{13109}}^1$

素因数の和:13255

約数の個数: 16

約数和(自身を含む): 33037200

約数和(自身を除く): 14815690

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 13109, 26218, 65545, 131090, 1822151, 3644302, 9110755, 18221510]

約数ペア:

[(1, 18221510), (2, 9110755), (5, 3644302), (10, 1822151), (139, 131090), (278, 65545), (695, 26218), (1390, 13109)]