19944508

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{48409}}^1$

素因数の和:48516

約数の個数: 12

約数和(自身を含む): 35242480

約数和(自身を除く): 15297972

約数列:

[1, 2, 4, 103, 206, 412, 48409, 96818, 193636, 4986127, 9972254, 19944508]

約数ペア:

[(1, 19944508), (2, 9972254), (4, 4986127), (103, 193636), (206, 96818), (412, 48409)]