201901999

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{19937}}^1$

素因数の和:20010

約数の個数: 16

約数和(自身を含む): 234470880

約数和(自身を除く): 32568881

約数列:

[1, 13, 19, 41, 247, 533, 779, 10127, 19937, 259181, 378803, 817417, 4924439, 10626421, 15530923, 201901999]

約数ペア:

[(1, 201901999), (13, 15530923), (19, 10626421), (41, 4924439), (247, 817417), (533, 378803), (779, 259181), (10127, 19937)]