31578074

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{10957}}^1$

素因数の和:11101

約数の個数: 16

約数和(自身を含む): 52072416

約数和(自身を除く): 20494342

約数列:

[1, 2, 11, 22, 131, 262, 1441, 2882, 10957, 21914, 120527, 241054, 1435367, 2870734, 15789037, 31578074]

約数ペア:

[(1, 31578074), (2, 15789037), (11, 2870734), (22, 1435367), (131, 241054), (262, 120527), (1441, 21914), (2882, 10957)]