12665456

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:429

約数の個数: 40

約数和(自身を含む): 25903104

約数和(自身を除く): 13237648

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 127, 184, 254, 271, 368, 508, 542, 1016, 1084, 2032, 2168, 2921, 4336, 5842, 6233, 11684, 12466, 23368, 24932, 34417, 46736, 49864, 68834, 99728, 137668, 275336, 550672, 791591, 1583182, 3166364, 6332728, 12665456]

約数ペア:

[(1, 12665456), (2, 6332728), (4, 3166364), (8, 1583182), (16, 791591), (23, 550672), (46, 275336), (92, 137668), (127, 99728), (184, 68834), (254, 49864), (271, 46736), (368, 34417), (508, 24932), (542, 23368), (1016, 12466), (1084, 11684), (2032, 6233), (2168, 5842), (2921, 4336)]