19844321

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{4507}}^1$

素因数の和:4568

約数の個数: 16

約数和(自身を含む): 24667776

約数和(自身を除く): 4823455

約数列:

[1, 7, 17, 37, 119, 259, 629, 4403, 4507, 31549, 76619, 166759, 536333, 1167313, 2834903, 19844321]

約数ペア:

[(1, 19844321), (7, 2834903), (17, 1167313), (37, 536333), (119, 166759), (259, 76619), (629, 31549), (4403, 4507)]