18704502

素因数分解:

$2^1\times 3^2\times {\mathrm{1039139}}^1$

素因数の和:1039147

約数の個数: 12

約数和(自身を含む): 40526460

約数和(自身を除く): 21821958

約数列:

[1, 2, 3, 6, 9, 18, 1039139, 2078278, 3117417, 6234834, 9352251, 18704502]

約数ペア:

[(1, 18704502), (2, 9352251), (3, 6234834), (6, 3117417), (9, 2078278), (18, 1039139)]