20604305

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{433}}^1$

素因数の和:776

約数の個数: 16

約数和(自身を含む): 25665024

約数和(自身を除く): 5060719

約数列:

[1, 5, 31, 155, 307, 433, 1535, 2165, 9517, 13423, 47585, 67115, 132931, 664655, 4120861, 20604305]

約数ペア:

[(1, 20604305), (5, 4120861), (31, 664655), (155, 132931), (307, 67115), (433, 47585), (1535, 13423), (2165, 9517)]