20863188

素因数分解:

$2^2\times 3^2\times {\mathrm{579533}}^1$

素因数の和:579543

約数の個数: 18

約数和(自身を含む): 52737594

約数和(自身を除く): 31874406

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 579533, 1159066, 1738599, 2318132, 3477198, 5215797, 6954396, 10431594, 20863188]

約数ペア:

[(1, 20863188), (2, 10431594), (3, 6954396), (4, 5215797), (6, 3477198), (9, 2318132), (12, 1738599), (18, 1159066), (36, 579533)]