20070656

素因数分解:

$2^8\times {\mathrm{78401}}^1$

素因数の和:78417

約数の個数: 18

約数和(自身を含む): 40063422

約数和(自身を除く): 19992766

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 78401, 156802, 313604, 627208, 1254416, 2508832, 5017664, 10035328, 20070656]

約数ペア:

[(1, 20070656), (2, 10035328), (4, 5017664), (8, 2508832), (16, 1254416), (32, 627208), (64, 313604), (128, 156802), (256, 78401)]