20605929

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{2543}}^1$

素因数の和:2656

約数の個数: 16

約数和(自身を含む): 28614912

約数和(自身を除く): 8008983

約数列:

[1, 3, 37, 73, 111, 219, 2543, 2701, 7629, 8103, 94091, 185639, 282273, 556917, 6868643, 20605929]

約数ペア:

[(1, 20605929), (3, 6868643), (37, 556917), (73, 282273), (111, 185639), (219, 94091), (2543, 8103), (2701, 7629)]