20793639

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1\times {\mathrm{449}}^1$

素因数の和:854

約数の個数: 16

約数和(自身を含む): 28512000

約数和(自身を除く): 7718361

約数列:

[1, 3, 43, 129, 359, 449, 1077, 1347, 15437, 19307, 46311, 57921, 161191, 483573, 6931213, 20793639]

約数ペア:

[(1, 20793639), (3, 6931213), (43, 483573), (129, 161191), (359, 57921), (449, 46311), (1077, 19307), (1347, 15437)]