20366073

素因数分解:

$3^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:345

約数の個数: 56

約数和(自身を含む): 37704128

約数和(自身を除く): 17338055

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 243, 273, 307, 351, 567, 729, 819, 921, 1053, 1701, 2149, 2457, 2763, 3159, 3991, 5103, 6447, 7371, 8289, 9477, 11973, 19341, 22113, 24867, 27937, 35919, 58023, 66339, 74601, 83811, 107757, 174069, 223803, 251433, 323271, 522207, 754299, 969813, 1566621, 2262897, 2909439, 6788691, 20366073]

約数ペア:

[(1, 20366073), (3, 6788691), (7, 2909439), (9, 2262897), (13, 1566621), (21, 969813), (27, 754299), (39, 522207), (63, 323271), (81, 251433), (91, 223803), (117, 174069), (189, 107757), (243, 83811), (273, 74601), (307, 66339), (351, 58023), (567, 35919), (729, 27937), (819, 24867), (921, 22113), (1053, 19341), (1701, 11973), (2149, 9477), (2457, 8289), (2763, 7371), (3159, 6447), (3991, 5103)]