20512274

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{4091}}^1$

素因数の和:4225

約数の個数: 16

約数和(自身を含む): 32408640

約数和(自身を除く): 11896366

約数列:

[1, 2, 23, 46, 109, 218, 2507, 4091, 5014, 8182, 94093, 188186, 445919, 891838, 10256137, 20512274]

約数ペア:

[(1, 20512274), (2, 10256137), (23, 891838), (46, 445919), (109, 188186), (218, 94093), (2507, 8182), (4091, 5014)]