18025084

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1361}}^1$

素因数の和:1426

約数の個数: 48

約数和(自身を含む): 40271616

約数和(自身を除く): 22246532

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 77, 86, 154, 172, 301, 308, 473, 602, 946, 1204, 1361, 1892, 2722, 3311, 5444, 6622, 9527, 13244, 14971, 19054, 29942, 38108, 58523, 59884, 104797, 117046, 209594, 234092, 409661, 419188, 643753, 819322, 1287506, 1638644, 2575012, 4506271, 9012542, 18025084]

約数ペア:

[(1, 18025084), (2, 9012542), (4, 4506271), (7, 2575012), (11, 1638644), (14, 1287506), (22, 819322), (28, 643753), (43, 419188), (44, 409661), (77, 234092), (86, 209594), (154, 117046), (172, 104797), (301, 59884), (308, 58523), (473, 38108), (602, 29942), (946, 19054), (1204, 14971), (1361, 13244), (1892, 9527), (2722, 6622), (3311, 5444)]