20759984

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8059}}^1$

素因数の和:8097

約数の個数: 40

約数和(自身を含む): 47973120

約数和(自身を除く): 27213136

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 8059, 16118, 32236, 56413, 64472, 112826, 128944, 185357, 225652, 370714, 451304, 741428, 902608, 1297499, 1482856, 2594998, 2965712, 5189996, 10379992, 20759984]

約数ペア:

[(1, 20759984), (2, 10379992), (4, 5189996), (7, 2965712), (8, 2594998), (14, 1482856), (16, 1297499), (23, 902608), (28, 741428), (46, 451304), (56, 370714), (92, 225652), (112, 185357), (161, 128944), (184, 112826), (322, 64472), (368, 56413), (644, 32236), (1288, 16118), (2576, 8059)]