9518420

素因数分解:

$2^2\times 5^1\times {\mathrm{475921}}^1$

素因数の和:475930

約数の個数: 12

約数和(自身を含む): 19988724

約数和(自身を除く): 10470304

約数列:

[1, 2, 4, 5, 10, 20, 475921, 951842, 1903684, 2379605, 4759210, 9518420]

約数ペア:

[(1, 9518420), (2, 4759210), (4, 2379605), (5, 1903684), (10, 951842), (20, 475921)]