18706035

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{673}}^1$

素因数の和:807

約数の個数: 32

約数和(自身を含む): 32028480

約数和(自身を除く): 13322445

約数列:

[1, 3, 5, 15, 17, 51, 85, 109, 255, 327, 545, 673, 1635, 1853, 2019, 3365, 5559, 9265, 10095, 11441, 27795, 34323, 57205, 73357, 171615, 220071, 366785, 1100355, 1247069, 3741207, 6235345, 18706035]

約数ペア:

[(1, 18706035), (3, 6235345), (5, 3741207), (15, 1247069), (17, 1100355), (51, 366785), (85, 220071), (109, 171615), (255, 73357), (327, 57205), (545, 34323), (673, 27795), (1635, 11441), (1853, 10095), (2019, 9265), (3365, 5559)]