129420584

素因数分解:

$2^3\times {\mathrm{809}}^1\times {\mathrm{19997}}^1$

素因数の和:20812

約数の個数: 16

約数和(自身を含む): 242975700

約数和(自身を除く): 113555116

約数列:

[1, 2, 4, 8, 809, 1618, 3236, 6472, 19997, 39994, 79988, 159976, 16177573, 32355146, 64710292, 129420584]

約数ペア:

[(1, 129420584), (2, 64710292), (4, 32355146), (8, 16177573), (809, 159976), (1618, 79988), (3236, 39994), (6472, 19997)]