20216385009

素因数分解:

$3^2\times {\mathrm{541}}^1\times {\mathrm{4152061}}^1$

素因数の和:4152608

約数の個数: 12

約数和(自身を含む): 29255428852

約数和(自身を除く): 9039043843

約数列:

[1, 3, 9, 541, 1623, 4869, 4152061, 12456183, 37368549, 2246265001, 6738795003, 20216385009]

約数ペア:

[(1, 20216385009), (3, 6738795003), (9, 2246265001), (541, 37368549), (1623, 12456183), (4869, 4152061)]