18027728

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{10337}}^1$

素因数の和:10454

約数の個数: 20

約数和(自身を含む): 35252580

約数和(自身を除く): 17224852

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 10337, 20674, 41348, 82696, 165392, 1126733, 2253466, 4506932, 9013864, 18027728]

約数ペア:

[(1, 18027728), (2, 9013864), (4, 4506932), (8, 2253466), (16, 1126733), (109, 165392), (218, 82696), (436, 41348), (872, 20674), (1744, 10337)]