20509759535

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{4871}}^1\times {\mathrm{15889}}^1$

素因数の和:20818

約数の個数: 16

約数和(自身を含む): 25082809920

約数和(自身を除く): 4573050385

約数列:

[1, 5, 53, 265, 4871, 15889, 24355, 79445, 258163, 842117, 1290815, 4210585, 77395319, 386976595, 4101951907, 20509759535]

約数ペア:

[(1, 20509759535), (5, 4101951907), (53, 386976595), (265, 77395319), (4871, 4210585), (15889, 1290815), (24355, 842117), (79445, 258163)]