18638345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{971}}^1$

素因数の和:1336

約数の個数: 16

約数和(自身を含む): 24494400

約数和(自身を除く): 5856055

約数列:

[1, 5, 11, 55, 349, 971, 1745, 3839, 4855, 10681, 19195, 53405, 338879, 1694395, 3727669, 18638345]

約数ペア:

[(1, 18638345), (5, 3727669), (11, 1694395), (55, 338879), (349, 53405), (971, 19195), (1745, 10681), (3839, 4855)]