19906766

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{4547}}^1$

素因数の和:4759

約数の個数: 16

約数和(自身を含む): 32745600

約数和(自身を除く): 12838834

約数列:

[1, 2, 11, 22, 199, 398, 2189, 4378, 4547, 9094, 50017, 100034, 904853, 1809706, 9953383, 19906766]

約数ペア:

[(1, 19906766), (2, 9953383), (11, 1809706), (22, 904853), (199, 100034), (398, 50017), (2189, 9094), (4378, 4547)]