209955852

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{306953}}^1$

素因数の和:306982

約数の個数: 36

約数和(自身を含む): 558656280

約数和(自身を除く): 348700428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 306953, 613906, 920859, 1227812, 1841718, 2762577, 3683436, 5525154, 5832107, 11050308, 11664214, 17496321, 23328428, 34992642, 52488963, 69985284, 104977926, 209955852]

約数ペア:

[(1, 209955852), (2, 104977926), (3, 69985284), (4, 52488963), (6, 34992642), (9, 23328428), (12, 17496321), (18, 11664214), (19, 11050308), (36, 5832107), (38, 5525154), (57, 3683436), (76, 2762577), (114, 1841718), (171, 1227812), (228, 920859), (342, 613906), (684, 306953)]