20103088

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{11527}}^1$

素因数の和:11644

約数の個数: 20

約数和(自身を含む): 39310480

約数和(自身を除く): 19207392

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 11527, 23054, 46108, 92216, 184432, 1256443, 2512886, 5025772, 10051544, 20103088]

約数ペア:

[(1, 20103088), (2, 10051544), (4, 5025772), (8, 2512886), (16, 1256443), (109, 184432), (218, 92216), (436, 46108), (872, 23054), (1744, 11527)]