20797450448

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{56514811}}^1$

素因数の和:56514842

約数の個数: 20

約数和(自身を含む): 42047020128

約数和(自身を除く): 21249569680

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 56514811, 113029622, 226059244, 452118488, 904236976, 1299840653, 2599681306, 5199362612, 10398725224, 20797450448]

約数ペア:

[(1, 20797450448), (2, 10398725224), (4, 5199362612), (8, 2599681306), (16, 1299840653), (23, 904236976), (46, 452118488), (92, 226059244), (184, 113029622), (368, 56514811)]