20089370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1487}}^1$

素因数の和:1694

約数の個数: 32

約数和(自身を含む): 41568768

約数和(自身を除く): 21479398

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 193, 386, 965, 1351, 1487, 1930, 2702, 2974, 6755, 7435, 10409, 13510, 14870, 20818, 52045, 104090, 286991, 573982, 1434955, 2008937, 2869910, 4017874, 10044685, 20089370]

約数ペア:

[(1, 20089370), (2, 10044685), (5, 4017874), (7, 2869910), (10, 2008937), (14, 1434955), (35, 573982), (70, 286991), (193, 104090), (386, 52045), (965, 20818), (1351, 14870), (1487, 13510), (1930, 10409), (2702, 7435), (2974, 6755)]