19040413

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{599}}^1$

素因数の和:864

約数の個数: 16

約数和(自身を含む): 23040000

約数和(自身を除く): 3999587

約数列:

[1, 7, 19, 133, 239, 599, 1673, 4193, 4541, 11381, 31787, 79667, 143161, 1002127, 2720059, 19040413]

約数ペア:

[(1, 19040413), (7, 2720059), (19, 1002127), (133, 143161), (239, 79667), (599, 31787), (1673, 11381), (4193, 4541)]