20187009020

素因数分解:

$2^2\times 5^1\times {\mathrm{1913}}^1\times {\mathrm{527627}}^1$

素因数の和:529549

約数の個数: 24

約数和(自身を含む): 42414959664

約数和(自身を除く): 22227950644

約数列:

[1, 2, 4, 5, 10, 20, 1913, 3826, 7652, 9565, 19130, 38260, 527627, 1055254, 2110508, 2638135, 5276270, 10552540, 1009350451, 2018700902, 4037401804, 5046752255, 10093504510, 20187009020]

約数ペア:

[(1, 20187009020), (2, 10093504510), (4, 5046752255), (5, 4037401804), (10, 2018700902), (20, 1009350451), (1913, 10552540), (3826, 5276270), (7652, 2638135), (9565, 2110508), (19130, 1055254), (38260, 527627)]