20876728

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{26903}}^1$

素因数の和:27006

約数の個数: 16

約数和(自身を含む): 39548880

約数和(自身を除く): 18672152

約数列:

[1, 2, 4, 8, 97, 194, 388, 776, 26903, 53806, 107612, 215224, 2609591, 5219182, 10438364, 20876728]

約数ペア:

[(1, 20876728), (2, 10438364), (4, 5219182), (8, 2609591), (97, 215224), (194, 107612), (388, 53806), (776, 26903)]