66680386

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{2729}}^1$

素因数の和:3393

約数の個数: 16

約数和(自身を含む): 105487200

約数和(自身を除く): 38806814

約数列:

[1, 2, 19, 38, 643, 1286, 2729, 5458, 12217, 24434, 51851, 103702, 1754747, 3509494, 33340193, 66680386]

約数ペア:

[(1, 66680386), (2, 33340193), (19, 3509494), (38, 1754747), (643, 103702), (1286, 51851), (2729, 24434), (5458, 12217)]