18264484

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{359}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 38707200

約数和(自身を除く): 20442716

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 79, 92, 158, 161, 316, 322, 359, 553, 644, 718, 1106, 1436, 1817, 2212, 2513, 3634, 5026, 7268, 8257, 10052, 12719, 16514, 25438, 28361, 33028, 50876, 56722, 57799, 113444, 115598, 198527, 231196, 397054, 652303, 794108, 1304606, 2609212, 4566121, 9132242, 18264484]

約数ペア:

[(1, 18264484), (2, 9132242), (4, 4566121), (7, 2609212), (14, 1304606), (23, 794108), (28, 652303), (46, 397054), (79, 231196), (92, 198527), (158, 115598), (161, 113444), (316, 57799), (322, 56722), (359, 50876), (553, 33028), (644, 28361), (718, 25438), (1106, 16514), (1436, 12719), (1817, 10052), (2212, 8257), (2513, 7268), (3634, 5026)]