20085154

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{1009}}^1$

素因数の和:1317

約数の個数: 16

約数和(自身を含む): 31087800

約数和(自身を除く): 11002646

約数列:

[1, 2, 37, 74, 269, 538, 1009, 2018, 9953, 19906, 37333, 74666, 271421, 542842, 10042577, 20085154]

約数ペア:

[(1, 20085154), (2, 10042577), (37, 542842), (74, 271421), (269, 74666), (538, 37333), (1009, 19906), (2018, 9953)]