20852414

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{433}}^1$

素因数の和:656

約数の個数: 24

約数和(自身を含む): 34633200

約数和(自身を除く): 13780786

約数列:

[1, 2, 11, 22, 121, 199, 242, 398, 433, 866, 2189, 4378, 4763, 9526, 24079, 48158, 52393, 86167, 104786, 172334, 947837, 1895674, 10426207, 20852414]

約数ペア:

[(1, 20852414), (2, 10426207), (11, 1895674), (22, 947837), (121, 172334), (199, 104786), (242, 86167), (398, 52393), (433, 48158), (866, 24079), (2189, 9526), (4378, 4763)]