133673168

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{42409}}^1$

素因数の和:42614

約数の個数: 20

約数和(自身を含む): 260312580

約数和(自身を除く): 126639412

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 42409, 84818, 169636, 339272, 678544, 8354573, 16709146, 33418292, 66836584, 133673168]

約数ペア:

[(1, 133673168), (2, 66836584), (4, 33418292), (8, 16709146), (16, 8354573), (197, 678544), (394, 339272), (788, 169636), (1576, 84818), (3152, 42409)]