89788402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{20509}}^1$

素因数の和:20721

約数の個数: 16

約数和(自身を含む): 147672000

約数和(自身を除く): 57883598

約数列:

[1, 2, 11, 22, 199, 398, 2189, 4378, 20509, 41018, 225599, 451198, 4081291, 8162582, 44894201, 89788402]

約数ペア:

[(1, 89788402), (2, 44894201), (11, 8162582), (22, 4081291), (199, 451198), (398, 225599), (2189, 41018), (4378, 20509)]