19135281

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{8167}}^1$

素因数の和:8252

約数の個数: 16

約数和(自身を含む): 28228608

約数和(自身を除く): 9093327

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 8167, 24501, 89837, 269511, 579857, 1739571, 6378427, 19135281]

約数ペア:

[(1, 19135281), (3, 6378427), (11, 1739571), (33, 579857), (71, 269511), (213, 89837), (781, 24501), (2343, 8167)]