2019913588

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{97883}}^1$

素因数の和:97972

約数の個数: 48

約数和(自身を含む): 4472907264

約数和(自身を除く): 2452993676

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 67, 77, 134, 154, 268, 308, 469, 737, 938, 1474, 1876, 2948, 5159, 10318, 20636, 97883, 195766, 391532, 685181, 1076713, 1370362, 2153426, 2740724, 4306852, 6558161, 7536991, 13116322, 15073982, 26232644, 30147964, 45907127, 72139771, 91814254, 144279542, 183628508, 288559084, 504978397, 1009956794, 2019913588]

約数ペア:

[(1, 2019913588), (2, 1009956794), (4, 504978397), (7, 288559084), (11, 183628508), (14, 144279542), (22, 91814254), (28, 72139771), (44, 45907127), (67, 30147964), (77, 26232644), (134, 15073982), (154, 13116322), (268, 7536991), (308, 6558161), (469, 4306852), (737, 2740724), (938, 2153426), (1474, 1370362), (1876, 1076713), (2948, 685181), (5159, 391532), (10318, 195766), (20636, 97883)]