20181336656

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97025657}}^1$

素因数の和:97025678

約数の個数: 20

約数和(自身を含む): 42109135572

約数和(自身を除く): 21927798916

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 97025657, 194051314, 388102628, 776205256, 1261333541, 1552410512, 2522667082, 5045334164, 10090668328, 20181336656]

約数ペア:

[(1, 20181336656), (2, 10090668328), (4, 5045334164), (8, 2522667082), (13, 1552410512), (16, 1261333541), (26, 776205256), (52, 388102628), (104, 194051314), (208, 97025657)]