18784813

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{449}}^1$

素因数の和:596

約数の個数: 16

約数和(自身を含む): 20995200

約数和(自身を除く): 2210387

約数列:

[1, 17, 23, 107, 391, 449, 1819, 2461, 7633, 10327, 41837, 48043, 175559, 816731, 1104989, 18784813]

約数ペア:

[(1, 18784813), (17, 1104989), (23, 816731), (107, 175559), (391, 48043), (449, 41837), (1819, 10327), (2461, 7633)]