66354448

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{180311}}^1$

素因数の和:180342

約数の個数: 20

約数和(自身を含む): 134152128

約数和(自身を除く): 67797680

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 180311, 360622, 721244, 1442488, 2884976, 4147153, 8294306, 16588612, 33177224, 66354448]

約数ペア:

[(1, 66354448), (2, 33177224), (4, 16588612), (8, 8294306), (16, 4147153), (23, 2884976), (46, 1442488), (92, 721244), (184, 360622), (368, 180311)]