20388346

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{4657}}^1$

素因数の和:4869

約数の個数: 16

約数和(自身を含む): 33537600

約数和(自身を除く): 13149254

約数列:

[1, 2, 11, 22, 199, 398, 2189, 4378, 4657, 9314, 51227, 102454, 926743, 1853486, 10194173, 20388346]

約数ペア:

[(1, 20388346), (2, 10194173), (11, 1853486), (22, 926743), (199, 102454), (398, 51227), (2189, 9314), (4378, 4657)]