20008907528

素因数分解:

$2^3\times {\mathrm{193}}^1\times {\mathrm{367}}^1\times {\mathrm{35311}}^1$

素因数の和:35877

約数の個数: 32

約数和(自身を含む): 37814914560

約数和(自身を除く): 17806007032

約数列:

[1, 2, 4, 8, 193, 367, 386, 734, 772, 1468, 1544, 2936, 35311, 70622, 70831, 141244, 141662, 282488, 283324, 566648, 6815023, 12959137, 13630046, 25918274, 27260092, 51836548, 54520184, 103673096, 2501113441, 5002226882, 10004453764, 20008907528]

約数ペア:

[(1, 20008907528), (2, 10004453764), (4, 5002226882), (8, 2501113441), (193, 103673096), (367, 54520184), (386, 51836548), (734, 27260092), (772, 25918274), (1468, 13630046), (1544, 12959137), (2936, 6815023), (35311, 566648), (70622, 283324), (70831, 282488), (141244, 141662)]