20827188

素因数分解:

$2^2\times 3^2\times {\mathrm{578533}}^1$

素因数の和:578543

約数の個数: 18

約数和(自身を含む): 52646594

約数和(自身を除く): 31819406

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 578533, 1157066, 1735599, 2314132, 3471198, 5206797, 6942396, 10413594, 20827188]

約数ペア:

[(1, 20827188), (2, 10413594), (3, 6942396), (4, 5206797), (6, 3471198), (9, 2314132), (12, 1735599), (18, 1157066), (36, 578533)]