20109704

素因数分解:

$2^3\times {\mathrm{353}}^1\times {\mathrm{7121}}^1$

素因数の和:7480

約数の個数: 16

約数和(自身を含む): 37817820

約数和(自身を除く): 17708116

約数列:

[1, 2, 4, 8, 353, 706, 1412, 2824, 7121, 14242, 28484, 56968, 2513713, 5027426, 10054852, 20109704]

約数ペア:

[(1, 20109704), (2, 10054852), (4, 5027426), (8, 2513713), (353, 56968), (706, 28484), (1412, 14242), (2824, 7121)]