20579684846

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{384107}}^1$

素因数の和:384248

約数の個数: 32

約数和(自身を含む): 36505624320

約数和(自身を除く): 15925939474

約数列:

[1, 2, 7, 14, 43, 86, 89, 178, 301, 602, 623, 1246, 3827, 7654, 26789, 53578, 384107, 768214, 2688749, 5377498, 16516601, 33033202, 34185523, 68371046, 115616207, 231232414, 239298661, 478597322, 1469977489, 2939954978, 10289842423, 20579684846]

約数ペア:

[(1, 20579684846), (2, 10289842423), (7, 2939954978), (14, 1469977489), (43, 478597322), (86, 239298661), (89, 231232414), (178, 115616207), (301, 68371046), (602, 34185523), (623, 33033202), (1246, 16516601), (3827, 5377498), (7654, 2688749), (26789, 768214), (53578, 384107)]