20711698

素因数分解:

$2^1\times 7^1\times {\mathrm{1087}}^1\times {\mathrm{1361}}^1$

素因数の和:2457

約数の個数: 16

約数和(自身を含む): 35564544

約数和(自身を除く): 14852846

約数列:

[1, 2, 7, 14, 1087, 1361, 2174, 2722, 7609, 9527, 15218, 19054, 1479407, 2958814, 10355849, 20711698]

約数ペア:

[(1, 20711698), (2, 10355849), (7, 2958814), (14, 1479407), (1087, 19054), (1361, 15218), (2174, 9527), (2722, 7609)]