18299827

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:563

約数の個数: 24

約数和(自身を含む): 23424000

約数和(自身を除く): 5124173

約数列:

[1, 7, 13, 31, 91, 169, 217, 403, 499, 1183, 2821, 3493, 5239, 6487, 15469, 36673, 45409, 84331, 108283, 201097, 590317, 1407679, 2614261, 18299827]

約数ペア:

[(1, 18299827), (7, 2614261), (13, 1407679), (31, 590317), (91, 201097), (169, 108283), (217, 84331), (403, 45409), (499, 36673), (1183, 15469), (2821, 6487), (3493, 5239)]