20086695

素因数分解:

$3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1279}}^1$

素因数の和:1639

約数の個数: 24

約数和(自身を含む): 34944000

約数和(自身を除く): 14857305

約数列:

[1, 3, 5, 9, 15, 45, 349, 1047, 1279, 1745, 3141, 3837, 5235, 6395, 11511, 15705, 19185, 57555, 446371, 1339113, 2231855, 4017339, 6695565, 20086695]

約数ペア:

[(1, 20086695), (3, 6695565), (5, 4017339), (9, 2231855), (15, 1339113), (45, 446371), (349, 57555), (1047, 19185), (1279, 15705), (1745, 11511), (3141, 6395), (3837, 5235)]