12919648

素因数分解:

$2^5\times 7^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:575

約数の個数: 48

約数和(自身を含む): 29350944

約数和(自身を除く): 16431296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 137, 224, 274, 421, 548, 842, 959, 1096, 1684, 1918, 2192, 2947, 3368, 3836, 4384, 5894, 6736, 7672, 11788, 13472, 15344, 23576, 30688, 47152, 57677, 94304, 115354, 230708, 403739, 461416, 807478, 922832, 1614956, 1845664, 3229912, 6459824, 12919648]

約数ペア:

[(1, 12919648), (2, 6459824), (4, 3229912), (7, 1845664), (8, 1614956), (14, 922832), (16, 807478), (28, 461416), (32, 403739), (56, 230708), (112, 115354), (137, 94304), (224, 57677), (274, 47152), (421, 30688), (548, 23576), (842, 15344), (959, 13472), (1096, 11788), (1684, 7672), (1918, 6736), (2192, 5894), (2947, 4384), (3368, 3836)]