20444643

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{3041}}^1$

素因数の和:3136

約数の個数: 20

約数和(自身を含む): 30918888

約数和(自身を除く): 10474245

約数列:

[1, 3, 9, 27, 81, 83, 249, 747, 2241, 3041, 6723, 9123, 27369, 82107, 246321, 252403, 757209, 2271627, 6814881, 20444643]

約数ペア:

[(1, 20444643), (3, 6814881), (9, 2271627), (27, 757209), (81, 252403), (83, 246321), (249, 82107), (747, 27369), (2241, 9123), (3041, 6723)]