18839169

素因数分解:

$3^3\times {\mathrm{107}}^1\times {\mathrm{6521}}^1$

素因数の和:6637

約数の個数: 16

約数和(自身を含む): 28175040

約数和(自身を除く): 9335871

約数列:

[1, 3, 9, 27, 107, 321, 963, 2889, 6521, 19563, 58689, 176067, 697747, 2093241, 6279723, 18839169]

約数ペア:

[(1, 18839169), (3, 6279723), (9, 2093241), (27, 697747), (107, 176067), (321, 58689), (963, 19563), (2889, 6521)]