20581524

素因数分解:

$2^2\times 3^2\times {\mathrm{571709}}^1$

素因数の和:571719

約数の個数: 18

約数和(自身を含む): 52025610

約数和(自身を除く): 31444086

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 571709, 1143418, 1715127, 2286836, 3430254, 5145381, 6860508, 10290762, 20581524]

約数ペア:

[(1, 20581524), (2, 10290762), (3, 6860508), (4, 5145381), (6, 3430254), (9, 2286836), (12, 1715127), (18, 1143418), (36, 571709)]