19299291

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{8237}}^1$

素因数の和:8322

約数の個数: 16

約数和(自身を含む): 28470528

約数和(自身を除く): 9171237

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 8237, 24711, 90607, 271821, 584827, 1754481, 6433097, 19299291]

約数ペア:

[(1, 19299291), (3, 6433097), (11, 1754481), (33, 584827), (71, 271821), (213, 90607), (781, 24711), (2343, 8237)]