19271189

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{809}}^1$

素因数の和:940

約数の個数: 16

約数和(自身を含む): 22861440

約数和(自身を除く): 3590251

約数列:

[1, 7, 41, 83, 287, 581, 809, 3403, 5663, 23821, 33169, 67147, 232183, 470029, 2753027, 19271189]

約数ペア:

[(1, 19271189), (7, 2753027), (41, 470029), (83, 232183), (287, 67147), (581, 33169), (809, 23821), (3403, 5663)]