205944976

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{1999}}^1$

素因数の和:2191

約数の個数: 40

約数和(自身を含む): 410688000

約数和(自身を除く): 204743024

約数列:

[1, 2, 4, 8, 16, 47, 94, 137, 188, 274, 376, 548, 752, 1096, 1999, 2192, 3998, 6439, 7996, 12878, 15992, 25756, 31984, 51512, 93953, 103024, 187906, 273863, 375812, 547726, 751624, 1095452, 1503248, 2190904, 4381808, 12871561, 25743122, 51486244, 102972488, 205944976]

約数ペア:

[(1, 205944976), (2, 102972488), (4, 51486244), (8, 25743122), (16, 12871561), (47, 4381808), (94, 2190904), (137, 1503248), (188, 1095452), (274, 751624), (376, 547726), (548, 375812), (752, 273863), (1096, 187906), (1999, 103024), (2192, 93953), (3998, 51512), (6439, 31984), (7996, 25756), (12878, 15992)]