20512397591

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{24624727}}^1$

素因数の和:24624758

約数の個数: 12

約数和(自身を含む): 25264970928

約数和(自身を除く): 4752573337

約数列:

[1, 7, 17, 49, 119, 833, 24624727, 172373089, 418620359, 1206611623, 2930342513, 20512397591]

約数ペア:

[(1, 20512397591), (7, 2930342513), (17, 1206611623), (49, 418620359), (119, 172373089), (833, 24624727)]