20066563

素因数分解:

${\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:402

約数の個数: 16

約数和(自身を含む): 22464000

約数和(自身を除く): 2397437

約数列:

[1, 11, 89, 103, 199, 979, 1133, 2189, 9167, 17711, 20497, 100837, 194821, 225467, 1824233, 20066563]

約数ペア:

[(1, 20066563), (11, 1824233), (89, 225467), (103, 194821), (199, 100837), (979, 20497), (1133, 17711), (2189, 9167)]