20750768

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{30161}}^1$

素因数の和:30212

約数の個数: 20

約数和(自身を含む): 41140968

約数和(自身を除く): 20390200

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 30161, 60322, 120644, 241288, 482576, 1296923, 2593846, 5187692, 10375384, 20750768]

約数ペア:

[(1, 20750768), (2, 10375384), (4, 5187692), (8, 2593846), (16, 1296923), (43, 482576), (86, 241288), (172, 120644), (344, 60322), (688, 30161)]