20043848

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5297}}^1$

素因数の和:5357

約数の個数: 32

約数和(自身を含む): 41960160

約数和(自身を除く): 21916312

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 5297, 10594, 21188, 42376, 58267, 116534, 227771, 233068, 455542, 466136, 911084, 1822168, 2505481, 5010962, 10021924, 20043848]

約数ペア:

[(1, 20043848), (2, 10021924), (4, 5010962), (8, 2505481), (11, 1822168), (22, 911084), (43, 466136), (44, 455542), (86, 233068), (88, 227771), (172, 116534), (344, 58267), (473, 42376), (946, 21188), (1892, 10594), (3784, 5297)]