19154037

素因数分解:

$3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{2971}}^1$

素因数の和:3288

約数の個数: 16

約数和(自身を含む): 29292032

約数和(自身を除く): 10137995

約数列:

[1, 3, 7, 21, 307, 921, 2149, 2971, 6447, 8913, 20797, 62391, 912097, 2736291, 6384679, 19154037]

約数ペア:

[(1, 19154037), (3, 6384679), (7, 2736291), (21, 912097), (307, 62391), (921, 20797), (2149, 8913), (2971, 6447)]