20805862

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{809}}^1$

素因数の和:996

約数の個数: 32

約数和(自身を含む): 39191040

約数和(自身を除く): 18385178

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 167, 334, 809, 1169, 1618, 1837, 2338, 3674, 5663, 8899, 11326, 12859, 17798, 25718, 62293, 124586, 135103, 270206, 945721, 1486133, 1891442, 2972266, 10402931, 20805862]

約数ペア:

[(1, 20805862), (2, 10402931), (7, 2972266), (11, 1891442), (14, 1486133), (22, 945721), (77, 270206), (154, 135103), (167, 124586), (334, 62293), (809, 25718), (1169, 17798), (1618, 12859), (1837, 11326), (2338, 8899), (3674, 5663)]