20098568

素因数分解:

$2^3\times 7^1\times {\mathrm{358903}}^1$

素因数の和:358916

約数の個数: 16

約数和(自身を含む): 43068480

約数和(自身を除く): 22969912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 358903, 717806, 1435612, 2512321, 2871224, 5024642, 10049284, 20098568]

約数ペア:

[(1, 20098568), (2, 10049284), (4, 5024642), (7, 2871224), (8, 2512321), (14, 1435612), (28, 717806), (56, 358903)]