18698481

素因数分解:

$3^2\times {\mathrm{151}}^1\times {\mathrm{13759}}^1$

素因数の和:13916

約数の個数: 12

約数和(自身を含む): 27189760

約数和(自身を除く): 8491279

約数列:

[1, 3, 9, 151, 453, 1359, 13759, 41277, 123831, 2077609, 6232827, 18698481]

約数ペア:

[(1, 18698481), (3, 6232827), (9, 2077609), (151, 123831), (453, 41277), (1359, 13759)]