20046859

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 25937280

約数和(自身を除く): 5890421

約数列:

[1, 7, 17, 29, 37, 119, 157, 203, 259, 493, 629, 1073, 1099, 2669, 3451, 4403, 4553, 5809, 7511, 18241, 18683, 31871, 40663, 77401, 98753, 127687, 168461, 541807, 691271, 1179227, 2863837, 20046859]

約数ペア:

[(1, 20046859), (7, 2863837), (17, 1179227), (29, 691271), (37, 541807), (119, 168461), (157, 127687), (203, 98753), (259, 77401), (493, 40663), (629, 31871), (1073, 18683), (1099, 18241), (2669, 7511), (3451, 5809), (4403, 4553)]