17918121

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{24181}}^1$

素因数の和:24216

約数の個数: 16

約数和(自身を含む): 27083840

約数和(自身を除く): 9165719

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 24181, 72543, 314353, 459439, 943059, 1378317, 5972707, 17918121]

約数ペア:

[(1, 17918121), (3, 5972707), (13, 1378317), (19, 943059), (39, 459439), (57, 314353), (247, 72543), (741, 24181)]