18527379

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{6691}}^1$

素因数の和:6778

約数の個数: 16

約数和(自身を含む): 26982144

約数和(自身を除く): 8454765

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 6691, 20073, 86983, 260949, 475061, 1425183, 6175793, 18527379]

約数ペア:

[(1, 18527379), (3, 6175793), (13, 1425183), (39, 475061), (71, 260949), (213, 86983), (923, 20073), (2769, 6691)]