208088464

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{121547}}^1$

素因数の和:121662

約数の個数: 20

約数和(自身を含む): 406942704

約数和(自身を除く): 198854240

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 121547, 243094, 486188, 972376, 1944752, 13005529, 26011058, 52022116, 104044232, 208088464]

約数ペア:

[(1, 208088464), (2, 104044232), (4, 52022116), (8, 26011058), (16, 13005529), (107, 1944752), (214, 972376), (428, 486188), (856, 243094), (1712, 121547)]