18951379

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2551}}^1$

素因数の和:2610

約数の個数: 16

約数和(自身を含む): 22049280

約数和(自身を除く): 3097901

約数列:

[1, 17, 19, 23, 323, 391, 437, 2551, 7429, 43367, 48469, 58673, 823973, 997441, 1114787, 18951379]

約数ペア:

[(1, 18951379), (17, 1114787), (19, 997441), (23, 823973), (323, 58673), (391, 48469), (437, 43367), (2551, 7429)]