20822666

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{1123}}^1$

素因数の和:1325

約数の個数: 16

約数和(自身を含む): 31939584

約数和(自身を除く): 11116918

約数列:

[1, 2, 73, 127, 146, 254, 1123, 2246, 9271, 18542, 81979, 142621, 163958, 285242, 10411333, 20822666]

約数ペア:

[(1, 20822666), (2, 10411333), (73, 285242), (127, 163958), (146, 142621), (254, 81979), (1123, 18542), (2246, 9271)]