18767020

素因数分解:

$2^2\times 5^1\times {\mathrm{938351}}^1$

素因数の和:938360

約数の個数: 12

約数和(自身を含む): 39410784

約数和(自身を除く): 20643764

約数列:

[1, 2, 4, 5, 10, 20, 938351, 1876702, 3753404, 4691755, 9383510, 18767020]

約数ペア:

[(1, 18767020), (2, 9383510), (4, 4691755), (5, 3753404), (10, 1876702), (20, 938351)]