20455534

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{467}}^1$

素因数の和:672

約数の個数: 24

約数和(自身を含む): 33985224

約数和(自身を除く): 13529690

約数列:

[1, 2, 11, 22, 121, 181, 242, 362, 467, 934, 1991, 3982, 5137, 10274, 21901, 43802, 56507, 84527, 113014, 169054, 929797, 1859594, 10227767, 20455534]

約数ペア:

[(1, 20455534), (2, 10227767), (11, 1859594), (22, 929797), (121, 169054), (181, 113014), (242, 84527), (362, 56507), (467, 43802), (934, 21901), (1991, 10274), (3982, 5137)]