208536172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2543}}^1$

素因数の和:2662

約数の個数: 48

約数和(自身を含む): 418844160

約数和(自身を除く): 210307988

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 83, 166, 247, 332, 494, 988, 1079, 1577, 2158, 2543, 3154, 4316, 5086, 6308, 10172, 20501, 33059, 41002, 48317, 66118, 82004, 96634, 132236, 193268, 211069, 422138, 628121, 844276, 1256242, 2512484, 2743897, 4010311, 5487794, 8020622, 10975588, 16041244, 52134043, 104268086, 208536172]

約数ペア:

[(1, 208536172), (2, 104268086), (4, 52134043), (13, 16041244), (19, 10975588), (26, 8020622), (38, 5487794), (52, 4010311), (76, 2743897), (83, 2512484), (166, 1256242), (247, 844276), (332, 628121), (494, 422138), (988, 211069), (1079, 193268), (1577, 132236), (2158, 96634), (2543, 82004), (3154, 66118), (4316, 48317), (5086, 41002), (6308, 33059), (10172, 20501)]