19813538690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1314767}}^1$

素因数の和:1314922

約数の個数: 32

約数和(自身を含む): 39190604544

約数和(自身を除く): 19377065854

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 137, 274, 685, 1370, 1507, 3014, 7535, 15070, 1314767, 2629534, 6573835, 13147670, 14462437, 28924874, 72312185, 144624370, 180123079, 360246158, 900615395, 1801230790, 1981353869, 3962707738, 9906769345, 19813538690]

約数ペア:

[(1, 19813538690), (2, 9906769345), (5, 3962707738), (10, 1981353869), (11, 1801230790), (22, 900615395), (55, 360246158), (110, 180123079), (137, 144624370), (274, 72312185), (685, 28924874), (1370, 14462437), (1507, 13147670), (3014, 6573835), (7535, 2629534), (15070, 1314767)]