18327432837

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{135581}}^1$

素因数の和:135789

約数の個数: 32

約数和(自身を含む): 28791108864

約数和(自身を除く): 10463676027

約数列:

[1, 3, 7, 21, 41, 123, 157, 287, 471, 861, 1099, 3297, 6437, 19311, 45059, 135177, 135581, 406743, 949067, 2847201, 5558821, 16676463, 21286217, 38911747, 63858651, 116735241, 149003519, 447010557, 872734897, 2618204691, 6109144279, 18327432837]

約数ペア:

[(1, 18327432837), (3, 6109144279), (7, 2618204691), (21, 872734897), (41, 447010557), (123, 149003519), (157, 116735241), (287, 63858651), (471, 38911747), (861, 21286217), (1099, 16676463), (3297, 5558821), (6437, 2847201), (19311, 949067), (45059, 406743), (135177, 135581)]