2019251888

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{10939}}^1$

素因数の和:11169

約数の個数: 40

約数和(自身を含む): 3988286400

約数和(自身を除く): 1969034512

約数列:

[1, 2, 4, 8, 16, 83, 139, 166, 278, 332, 556, 664, 1112, 1328, 2224, 10939, 11537, 21878, 23074, 43756, 46148, 87512, 92296, 175024, 184592, 907937, 1520521, 1815874, 3041042, 3631748, 6082084, 7263496, 12164168, 14526992, 24328336, 126203243, 252406486, 504812972, 1009625944, 2019251888]

約数ペア:

[(1, 2019251888), (2, 1009625944), (4, 504812972), (8, 252406486), (16, 126203243), (83, 24328336), (139, 14526992), (166, 12164168), (278, 7263496), (332, 6082084), (556, 3631748), (664, 3041042), (1112, 1815874), (1328, 1520521), (2224, 907937), (10939, 184592), (11537, 175024), (21878, 92296), (23074, 87512), (43756, 46148)]