12378992

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{641}}^1$

素因数の和:737

約数の個数: 40

約数和(自身を含む): 25792992

約数和(自身を除く): 13414000

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 71, 136, 142, 272, 284, 568, 641, 1136, 1207, 1282, 2414, 2564, 4828, 5128, 9656, 10256, 10897, 19312, 21794, 43588, 45511, 87176, 91022, 174352, 182044, 364088, 728176, 773687, 1547374, 3094748, 6189496, 12378992]

約数ペア:

[(1, 12378992), (2, 6189496), (4, 3094748), (8, 1547374), (16, 773687), (17, 728176), (34, 364088), (68, 182044), (71, 174352), (136, 91022), (142, 87176), (272, 45511), (284, 43588), (568, 21794), (641, 19312), (1136, 10897), (1207, 10256), (1282, 9656), (2414, 5128), (2564, 4828)]