19905738

素因数分解:

$2^1\times 3^1\times {\mathrm{1063}}^1\times {\mathrm{3121}}^1$

素因数の和:4189

約数の個数: 16

約数和(自身を含む): 39861696

約数和(自身を除く): 19955958

約数列:

[1, 2, 3, 6, 1063, 2126, 3121, 3189, 6242, 6378, 9363, 18726, 3317623, 6635246, 9952869, 19905738]

約数ペア:

[(1, 19905738), (2, 9952869), (3, 6635246), (6, 3317623), (1063, 18726), (2126, 9363), (3121, 6378), (3189, 6242)]