20871987491377

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1\times {\mathrm{8859029}}^1$

素因数の和:8859393

約数の個数: 32

約数和(自身を含む): 24753689009280

約数和(自身を除く): 3881701517903

約数列:

[1, 11, 17, 43, 187, 293, 473, 731, 3223, 4981, 8041, 12599, 54791, 138589, 214183, 2356013, 8859029, 97449319, 150603493, 380938247, 1656638423, 2595695497, 4190320717, 6475950199, 28552650467, 44126823449, 71235452189, 111614906371, 485395057939, 1227763970081, 1897453408307, 20871987491377]

約数ペア:

[(1, 20871987491377), (11, 1897453408307), (17, 1227763970081), (43, 485395057939), (187, 111614906371), (293, 71235452189), (473, 44126823449), (731, 28552650467), (3223, 6475950199), (4981, 4190320717), (8041, 2595695497), (12599, 1656638423), (54791, 380938247), (138589, 150603493), (214183, 97449319), (2356013, 8859029)]