20839086

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^2\times {\mathrm{1069}}^1$

素因数の和:1118

約数の個数: 48

約数和(自身を含む): 48920400

約数和(自身を除く): 28081314

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 361, 513, 722, 1026, 1069, 1083, 2138, 2166, 3207, 3249, 6414, 6498, 9621, 9747, 19242, 19494, 20311, 28863, 40622, 57726, 60933, 121866, 182799, 365598, 385909, 548397, 771818, 1096794, 1157727, 2315454, 3473181, 6946362, 10419543, 20839086]

約数ペア:

[(1, 20839086), (2, 10419543), (3, 6946362), (6, 3473181), (9, 2315454), (18, 1157727), (19, 1096794), (27, 771818), (38, 548397), (54, 385909), (57, 365598), (114, 182799), (171, 121866), (342, 60933), (361, 57726), (513, 40622), (722, 28863), (1026, 20311), (1069, 19494), (1083, 19242), (2138, 9747), (2166, 9621), (3207, 6498), (3249, 6414)]