18183987

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{5303}}^1$

素因数の和:5439

約数の個数: 16

約数和(自身を含む): 27156480

約数和(自身を除く): 8972493

約数列:

[1, 3, 9, 27, 127, 381, 1143, 3429, 5303, 15909, 47727, 143181, 673481, 2020443, 6061329, 18183987]

約数ペア:

[(1, 18183987), (3, 6061329), (9, 2020443), (27, 673481), (127, 143181), (381, 47727), (1143, 15909), (3429, 5303)]