20163796509

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{42701}}^1$

素因数の和:42965

約数の個数: 32

約数和(自身を含む): 29220466176

約数和(自身を除く): 9056669667

約数列:

[1, 3, 17, 47, 51, 141, 197, 591, 799, 2397, 3349, 9259, 10047, 27777, 42701, 128103, 157403, 472209, 725917, 2006947, 2177751, 6020841, 8412097, 25236291, 34118099, 102354297, 143005649, 395368559, 429016947, 1186105677, 6721265503, 20163796509]

約数ペア:

[(1, 20163796509), (3, 6721265503), (17, 1186105677), (47, 429016947), (51, 395368559), (141, 143005649), (197, 102354297), (591, 34118099), (799, 25236291), (2397, 8412097), (3349, 6020841), (9259, 2177751), (10047, 2006947), (27777, 725917), (42701, 472209), (128103, 157403)]