20350781

素因数分解:

${\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{521}}^1$

素因数の和:652

約数の個数: 16

約数和(自身を含む): 23001408

約数和(自身を除く): 2650627

約数列:

[1, 11, 53, 67, 521, 583, 737, 3551, 5731, 27613, 34907, 39061, 303743, 383977, 1850071, 20350781]

約数ペア:

[(1, 20350781), (11, 1850071), (53, 383977), (67, 303743), (521, 39061), (583, 34907), (737, 27613), (3551, 5731)]