20011553529

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1571}}^1\times {\mathrm{2777}}^1$

素因数の和:4501

約数の個数: 32

約数和(自身を含む): 29346347520

約数和(自身を除く): 9334793991

約数列:

[1, 3, 11, 33, 139, 417, 1529, 1571, 2777, 4587, 4713, 8331, 17281, 30547, 51843, 91641, 218369, 386003, 655107, 1158009, 2402059, 4246033, 4362667, 7206177, 12738099, 13088001, 47989337, 143968011, 606410713, 1819232139, 6670517843, 20011553529]

約数ペア:

[(1, 20011553529), (3, 6670517843), (11, 1819232139), (33, 606410713), (139, 143968011), (417, 47989337), (1529, 13088001), (1571, 12738099), (2777, 7206177), (4587, 4362667), (4713, 4246033), (8331, 2402059), (17281, 1158009), (30547, 655107), (51843, 386003), (91641, 218369)]