19800824

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{19489}}^1$

素因数の和:19622

約数の個数: 16

約数和(自身を含む): 37420800

約数和(自身を除く): 17619976

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 19489, 38978, 77956, 155912, 2475103, 4950206, 9900412, 19800824]

約数ペア:

[(1, 19800824), (2, 9900412), (4, 4950206), (8, 2475103), (127, 155912), (254, 77956), (508, 38978), (1016, 19489)]