16978448

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{4129}}^1$

素因数の和:4394

約数の個数: 20

約数和(自身を含む): 33031740

約数和(自身を除く): 16053292

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 4129, 8258, 16516, 33032, 66064, 1061153, 2122306, 4244612, 8489224, 16978448]

約数ペア:

[(1, 16978448), (2, 8489224), (4, 4244612), (8, 2122306), (16, 1061153), (257, 66064), (514, 33032), (1028, 16516), (2056, 8258), (4112, 4129)]