20008253709

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{71714171}}^1$

素因数の和:71714208

約数の個数: 12

約数和(自身を含む): 29833095552

約数和(自身を除く): 9824841843

約数列:

[1, 3, 9, 31, 93, 279, 71714171, 215142513, 645427539, 2223139301, 6669417903, 20008253709]

約数ペア:

[(1, 20008253709), (3, 6669417903), (9, 2223139301), (31, 645427539), (93, 215142513), (279, 71714171)]