20249637147

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{2137}}^1\times {\mathrm{4943}}^1$

素因数の和:7160

約数の個数: 32

約数和(自身を含む): 30442383360

約数和(自身を除く): 10192746213

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 2137, 4943, 6411, 14829, 19233, 44487, 57699, 133461, 151727, 350953, 455181, 1052859, 1365543, 3158577, 4096629, 9475731, 10563191, 31689573, 95068719, 285206157, 749986561, 2249959683, 6749879049, 20249637147]

約数ペア:

[(1, 20249637147), (3, 6749879049), (9, 2249959683), (27, 749986561), (71, 285206157), (213, 95068719), (639, 31689573), (1917, 10563191), (2137, 9475731), (4943, 4096629), (6411, 3158577), (14829, 1365543), (19233, 1052859), (44487, 455181), (57699, 350953), (133461, 151727)]