19090160

素因数分解:

$2^4\times 5^1\times {\mathrm{238627}}^1$

素因数の和:238640

約数の個数: 20

約数和(自身を含む): 44384808

約数和(自身を除く): 25294648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 238627, 477254, 954508, 1193135, 1909016, 2386270, 3818032, 4772540, 9545080, 19090160]

約数ペア:

[(1, 19090160), (2, 9545080), (4, 4772540), (5, 3818032), (8, 2386270), (10, 1909016), (16, 1193135), (20, 954508), (40, 477254), (80, 238627)]