39142378

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{19991}}^1$

素因数の和:20093

約数の個数: 16

約数和(自身を含む): 64774080

約数和(自身を除く): 25631702

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 19991, 39982, 219901, 439802, 1779199, 3558398, 19571189, 39142378]

約数ペア:

[(1, 39142378), (2, 19571189), (11, 3558398), (22, 1779199), (89, 439802), (178, 219901), (979, 39982), (1958, 19991)]