18206928

素因数分解:

$2^4\times 3^2\times {\mathrm{59}}^1\times {\mathrm{2143}}^1$

素因数の和:2216

約数の個数: 60

約数和(自身を含む): 51841920

約数和(自身を除く): 33634992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 59, 72, 118, 144, 177, 236, 354, 472, 531, 708, 944, 1062, 1416, 2124, 2143, 2832, 4248, 4286, 6429, 8496, 8572, 12858, 17144, 19287, 25716, 34288, 38574, 51432, 77148, 102864, 126437, 154296, 252874, 308592, 379311, 505748, 758622, 1011496, 1137933, 1517244, 2022992, 2275866, 3034488, 4551732, 6068976, 9103464, 18206928]

約数ペア:

[(1, 18206928), (2, 9103464), (3, 6068976), (4, 4551732), (6, 3034488), (8, 2275866), (9, 2022992), (12, 1517244), (16, 1137933), (18, 1011496), (24, 758622), (36, 505748), (48, 379311), (59, 308592), (72, 252874), (118, 154296), (144, 126437), (177, 102864), (236, 77148), (354, 51432), (472, 38574), (531, 34288), (708, 25716), (944, 19287), (1062, 17144), (1416, 12858), (2124, 8572), (2143, 8496), (2832, 6429), (4248, 4286)]