19774634

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{2029}}^1$

素因数の和:2485

約数の個数: 16

約数和(自身を含む): 32447520

約数和(自身を除く): 12672886

約数列:

[1, 2, 11, 22, 443, 886, 2029, 4058, 4873, 9746, 22319, 44638, 898847, 1797694, 9887317, 19774634]

約数ペア:

[(1, 19774634), (2, 9887317), (11, 1797694), (22, 898847), (443, 44638), (886, 22319), (2029, 9746), (4058, 4873)]