1939454

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{443}}^1$

素因数の和:655

約数の個数: 16

約数和(自身を含む): 3196800

約数和(自身を除く): 1257346

約数列:

[1, 2, 11, 22, 199, 398, 443, 886, 2189, 4378, 4873, 9746, 88157, 176314, 969727, 1939454]

約数ペア:

[(1, 1939454), (2, 969727), (11, 176314), (22, 88157), (199, 9746), (398, 4873), (443, 4378), (886, 2189)]