31231904

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1069}}^1$

素因数の和:1173

約数の個数: 48

約数和(自身を含む): 67949280

約数和(自身を除く): 36717376

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 83, 88, 166, 176, 332, 352, 664, 913, 1069, 1328, 1826, 2138, 2656, 3652, 4276, 7304, 8552, 11759, 14608, 17104, 23518, 29216, 34208, 47036, 88727, 94072, 177454, 188144, 354908, 376288, 709816, 975997, 1419632, 1951994, 2839264, 3903988, 7807976, 15615952, 31231904]

約数ペア:

[(1, 31231904), (2, 15615952), (4, 7807976), (8, 3903988), (11, 2839264), (16, 1951994), (22, 1419632), (32, 975997), (44, 709816), (83, 376288), (88, 354908), (166, 188144), (176, 177454), (332, 94072), (352, 88727), (664, 47036), (913, 34208), (1069, 29216), (1328, 23518), (1826, 17104), (2138, 14608), (2656, 11759), (3652, 8552), (4276, 7304)]