18329289

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{7823}}^1$

素因数の和:7908

約数の個数: 16

約数和(自身を含む): 27039744

約数和(自身を除く): 8710455

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 7823, 23469, 86053, 258159, 555433, 1666299, 6109763, 18329289]

約数ペア:

[(1, 18329289), (3, 6109763), (11, 1666299), (33, 555433), (71, 258159), (213, 86053), (781, 23469), (2343, 7823)]