20145976

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1063}}^1$

素因数の和:1195

約数の個数: 32

約数和(自身を含む): 39836160

約数和(自身を除く): 19690184

約数列:

[1, 2, 4, 8, 23, 46, 92, 103, 184, 206, 412, 824, 1063, 2126, 2369, 4252, 4738, 8504, 9476, 18952, 24449, 48898, 97796, 109489, 195592, 218978, 437956, 875912, 2518247, 5036494, 10072988, 20145976]

約数ペア:

[(1, 20145976), (2, 10072988), (4, 5036494), (8, 2518247), (23, 875912), (46, 437956), (92, 218978), (103, 195592), (184, 109489), (206, 97796), (412, 48898), (824, 24449), (1063, 18952), (2126, 9476), (2369, 8504), (4252, 4738)]