38987906

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1\times {\mathrm{1021}}^1$

素因数の和:1397

約数の個数: 16

約数和(自身を含む): 59688888

約数和(自身を除く): 20700982

約数列:

[1, 2, 61, 122, 313, 626, 1021, 2042, 19093, 38186, 62281, 124562, 319573, 639146, 19493953, 38987906]

約数ペア:

[(1, 38987906), (2, 19493953), (61, 639146), (122, 319573), (313, 124562), (626, 62281), (1021, 38186), (2042, 19093)]