19517043

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1459}}^1$

素因数の和:1496

約数の個数: 32

約数和(自身を含む): 32704000

約数和(自身を除く): 13186957

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 343, 637, 1029, 1459, 1911, 4377, 4459, 10213, 13377, 18967, 30639, 56901, 71491, 132769, 214473, 398307, 500437, 929383, 1501311, 2788149, 6505681, 19517043]

約数ペア:

[(1, 19517043), (3, 6505681), (7, 2788149), (13, 1501311), (21, 929383), (39, 500437), (49, 398307), (91, 214473), (147, 132769), (273, 71491), (343, 56901), (637, 30639), (1029, 18967), (1459, 13377), (1911, 10213), (4377, 4459)]