81583984

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{52567}}^1$

素因数の和:52672

約数の個数: 20

約数和(自身を含む): 159701584

約数和(自身を除く): 78117600

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 52567, 105134, 210268, 420536, 841072, 5098999, 10197998, 20395996, 40791992, 81583984]

約数ペア:

[(1, 81583984), (2, 40791992), (4, 20395996), (8, 10197998), (16, 5098999), (97, 841072), (194, 420536), (388, 210268), (776, 105134), (1552, 52567)]