20127564

素因数分解:

$2^2\times 3^2\times {\mathrm{559099}}^1$

素因数の和:559109

約数の個数: 18

約数和(自身を含む): 50878100

約数和(自身を除く): 30750536

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 559099, 1118198, 1677297, 2236396, 3354594, 5031891, 6709188, 10063782, 20127564]

約数ペア:

[(1, 20127564), (2, 10063782), (3, 6709188), (4, 5031891), (6, 3354594), (9, 2236396), (12, 1677297), (18, 1118198), (36, 559099)]