18054673

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{997}}^1$

素因数の和:1216

約数の個数: 16

約数和(自身を含む): 22355200

約数和(自身を除く): 4300527

約数列:

[1, 7, 13, 91, 199, 997, 1393, 2587, 6979, 12961, 18109, 90727, 198403, 1388821, 2579239, 18054673]

約数ペア:

[(1, 18054673), (7, 2579239), (13, 1388821), (91, 198403), (199, 90727), (997, 18109), (1393, 12961), (2587, 6979)]