20670565521

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{499}}^1\times {\mathrm{2377}}^1$

素因数の和:3073

約数の個数: 32

約数和(自身を含む): 28555024000

約数和(自身を除く): 7884458479

約数列:

[1, 3, 37, 111, 157, 471, 499, 1497, 2377, 5809, 7131, 17427, 18463, 55389, 78343, 87949, 235029, 263847, 373189, 1119567, 1186123, 2898691, 3558369, 8696073, 13807993, 41423979, 43886551, 131659653, 186221311, 558663933, 6890188507, 20670565521]

約数ペア:

[(1, 20670565521), (3, 6890188507), (37, 558663933), (111, 186221311), (157, 131659653), (471, 43886551), (499, 41423979), (1497, 13807993), (2377, 8696073), (5809, 3558369), (7131, 2898691), (17427, 1186123), (18463, 1119567), (55389, 373189), (78343, 263847), (87949, 235029)]