19461020

素因数分解:

$2^2\times 5^1\times {\mathrm{973051}}^1$

素因数の和:973060

約数の個数: 12

約数和(自身を含む): 40868184

約数和(自身を除く): 21407164

約数列:

[1, 2, 4, 5, 10, 20, 973051, 1946102, 3892204, 4865255, 9730510, 19461020]

約数ペア:

[(1, 19461020), (2, 9730510), (4, 4865255), (5, 3892204), (10, 1946102), (20, 973051)]