20194276304

素因数分解:

$2^4\times {\mathrm{811}}^1\times {\mathrm{1213}}^1\times {\mathrm{1283}}^1$

素因数の和:3315

約数の個数: 40

約数和(自身を含む): 39237509472

約数和(自身を除く): 19043233168

約数列:

[1, 2, 4, 8, 16, 811, 1213, 1283, 1622, 2426, 2566, 3244, 4852, 5132, 6488, 9704, 10264, 12976, 19408, 20528, 983743, 1040513, 1556279, 1967486, 2081026, 3112558, 3934972, 4162052, 6225116, 7869944, 8324104, 12450232, 15739888, 16648208, 24900464, 1262142269, 2524284538, 5048569076, 10097138152, 20194276304]

約数ペア:

[(1, 20194276304), (2, 10097138152), (4, 5048569076), (8, 2524284538), (16, 1262142269), (811, 24900464), (1213, 16648208), (1283, 15739888), (1622, 12450232), (2426, 8324104), (2566, 7869944), (3244, 6225116), (4852, 4162052), (5132, 3934972), (6488, 3112558), (9704, 2081026), (10264, 1967486), (12976, 1556279), (19408, 1040513), (20528, 983743)]