18785776

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{10973}}^1$

素因数の和:11088

約数の個数: 20

約数和(自身を含む): 36740952

約数和(自身を除く): 17955176

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 10973, 21946, 43892, 87784, 175568, 1174111, 2348222, 4696444, 9392888, 18785776]

約数ペア:

[(1, 18785776), (2, 9392888), (4, 4696444), (8, 2348222), (16, 1174111), (107, 175568), (214, 87784), (428, 43892), (856, 21946), (1712, 10973)]