20892636578

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{86333209}}^1$

素因数の和:86333233

約数の個数: 12

約数和(自身を含む): 34446950790

約数和(自身を除く): 13554314212

約数列:

[1, 2, 11, 22, 121, 242, 86333209, 172666418, 949665299, 1899330598, 10446318289, 20892636578]

約数ペア:

[(1, 20892636578), (2, 10446318289), (11, 1899330598), (22, 949665299), (121, 172666418), (242, 86333209)]