20004187

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1483}}^1$

素因数の和:1578

約数の個数: 16

約数和(自身を含む): 23933952

約数和(自身を除く): 3929765

約数列:

[1, 7, 41, 47, 287, 329, 1483, 1927, 10381, 13489, 60803, 69701, 425621, 487907, 2857741, 20004187]

約数ペア:

[(1, 20004187), (7, 2857741), (41, 487907), (47, 425621), (287, 69701), (329, 60803), (1483, 13489), (1927, 10381)]