18508679

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{439}}^1$

素因数の和:782

約数の個数: 16

約数和(自身を含む): 22387200

約数和(自身を除く): 3878521

約数列:

[1, 7, 19, 133, 317, 439, 2219, 3073, 6023, 8341, 42161, 58387, 139163, 974141, 2644097, 18508679]

約数ペア:

[(1, 18508679), (7, 2644097), (19, 974141), (133, 139163), (317, 58387), (439, 42161), (2219, 8341), (3073, 6023)]