20761356

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{22469}}^1$

素因数の和:22494

約数の個数: 48

約数和(自身を含む): 60399360

約数和(自身を除く): 39638004

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 22469, 44938, 67407, 89876, 134814, 157283, 247159, 269628, 314566, 471849, 494318, 629132, 741477, 943698, 988636, 1482954, 1730113, 1887396, 2965908, 3460226, 5190339, 6920452, 10380678, 20761356]

約数ペア:

[(1, 20761356), (2, 10380678), (3, 6920452), (4, 5190339), (6, 3460226), (7, 2965908), (11, 1887396), (12, 1730113), (14, 1482954), (21, 988636), (22, 943698), (28, 741477), (33, 629132), (42, 494318), (44, 471849), (66, 314566), (77, 269628), (84, 247159), (132, 157283), (154, 134814), (231, 89876), (308, 67407), (462, 44938), (924, 22469)]