19647340

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{9181}}^1$

素因数の和:9297

約数の個数: 24

約数和(自身を含む): 41649552

約数和(自身を除く): 22002212

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 9181, 18362, 36724, 45905, 91810, 183620, 982367, 1964734, 3929468, 4911835, 9823670, 19647340]

約数ペア:

[(1, 19647340), (2, 9823670), (4, 4911835), (5, 3929468), (10, 1964734), (20, 982367), (107, 183620), (214, 91810), (428, 45905), (535, 36724), (1070, 18362), (2140, 9181)]