12864748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{449}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 26460000

約数和(自身を除く): 13595252

約数列:

[1, 2, 4, 13, 19, 26, 29, 38, 52, 58, 76, 116, 247, 377, 449, 494, 551, 754, 898, 988, 1102, 1508, 1796, 2204, 5837, 7163, 8531, 11674, 13021, 14326, 17062, 23348, 26042, 28652, 34124, 52084, 110903, 169273, 221806, 247399, 338546, 443612, 494798, 677092, 989596, 3216187, 6432374, 12864748]

約数ペア:

[(1, 12864748), (2, 6432374), (4, 3216187), (13, 989596), (19, 677092), (26, 494798), (29, 443612), (38, 338546), (52, 247399), (58, 221806), (76, 169273), (116, 110903), (247, 52084), (377, 34124), (449, 28652), (494, 26042), (551, 23348), (754, 17062), (898, 14326), (988, 13021), (1102, 11674), (1508, 8531), (1796, 7163), (2204, 5837)]