18515020

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{17467}}^1$

素因数の和:17529

約数の個数: 24

約数和(自身を含む): 39617424

約数和(自身を除く): 21102404

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 17467, 34934, 69868, 87335, 174670, 349340, 925751, 1851502, 3703004, 4628755, 9257510, 18515020]

約数ペア:

[(1, 18515020), (2, 9257510), (4, 4628755), (5, 3703004), (10, 1851502), (20, 925751), (53, 349340), (106, 174670), (212, 87335), (265, 69868), (530, 34934), (1060, 17467)]