2008959095

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{20509}}^1$

素因数の和:20675

約数の個数: 32

約数和(自身を含む): 2853023040

約数和(自身を除く): 844063945

約数列:

[1, 5, 11, 13, 55, 65, 137, 143, 685, 715, 1507, 1781, 7535, 8905, 19591, 20509, 97955, 102545, 225599, 266617, 1127995, 1333085, 2809733, 2932787, 14048665, 14663935, 30907063, 36526529, 154535315, 182632645, 401791819, 2008959095]

約数ペア:

[(1, 2008959095), (5, 401791819), (11, 182632645), (13, 154535315), (55, 36526529), (65, 30907063), (137, 14663935), (143, 14048665), (685, 2932787), (715, 2809733), (1507, 1333085), (1781, 1127995), (7535, 266617), (8905, 225599), (19591, 102545), (20509, 97955)]