19131431

素因数分解:

${\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{3677}}^1$

素因数の和:3742

約数の個数: 12

約数和(自身を含む): 21523656

約数和(自身を除く): 2392225

約数列:

[1, 11, 43, 121, 473, 3677, 5203, 40447, 158111, 444917, 1739221, 19131431]

約数ペア:

[(1, 19131431), (11, 1739221), (43, 444917), (121, 158111), (473, 40447), (3677, 5203)]