12938672

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{2551}}^1$

素因数の和:2876

約数の個数: 20

約数和(自身を含む): 25157616

約数和(自身を除く): 12218944

約数列:

[1, 2, 4, 8, 16, 317, 634, 1268, 2536, 2551, 5072, 5102, 10204, 20408, 40816, 808667, 1617334, 3234668, 6469336, 12938672]

約数ペア:

[(1, 12938672), (2, 6469336), (4, 3234668), (8, 1617334), (16, 808667), (317, 40816), (634, 20408), (1268, 10204), (2536, 5102), (2551, 5072)]