209219906

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{112363}}^1$

素因数の和:112398

約数の個数: 24

約数和(自身を含む): 384284880

約数和(自身を除く): 175064974

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 112363, 224726, 786541, 1573082, 2134897, 4269794, 5505787, 11011574, 14944279, 29888558, 104609953, 209219906]

約数ペア:

[(1, 209219906), (2, 104609953), (7, 29888558), (14, 14944279), (19, 11011574), (38, 5505787), (49, 4269794), (98, 2134897), (133, 1573082), (266, 786541), (931, 224726), (1862, 112363)]