20937081

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37321}}^1$

素因数の和:37352

約数の個数: 16

約数和(自身を含む): 32246208

約数和(自身を除く): 11309127

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 37321, 111963, 410531, 634457, 1231593, 1903371, 6979027, 20937081]

約数ペア:

[(1, 20937081), (3, 6979027), (11, 1903371), (17, 1231593), (33, 634457), (51, 410531), (187, 111963), (561, 37321)]