18572690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{409}}^1$

素因数の和:674

約数の個数: 32

約数和(自身を含む): 35424000

約数和(自身を除く): 16851310

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 239, 409, 478, 818, 1195, 2045, 2390, 4090, 4541, 7771, 9082, 15542, 22705, 38855, 45410, 77710, 97751, 195502, 488755, 977510, 1857269, 3714538, 9286345, 18572690]

約数ペア:

[(1, 18572690), (2, 9286345), (5, 3714538), (10, 1857269), (19, 977510), (38, 488755), (95, 195502), (190, 97751), (239, 77710), (409, 45410), (478, 38855), (818, 22705), (1195, 15542), (2045, 9082), (2390, 7771), (4090, 4541)]