20682775884

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{3187}}^1\times {\mathrm{12577}}^1$

素因数の和:15814

約数の個数: 48

約数和(自身を含む): 49401554048

約数和(自身を除く): 28718778164

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 3187, 6374, 9561, 12577, 12748, 19122, 25154, 37731, 38244, 50308, 75462, 137041, 150924, 274082, 411123, 540811, 548164, 822246, 1081622, 1622433, 1644492, 2163244, 3244866, 6489732, 40082899, 80165798, 120248697, 160331596, 240497394, 480994788, 1723564657, 3447129314, 5170693971, 6894258628, 10341387942, 20682775884]

約数ペア:

[(1, 20682775884), (2, 10341387942), (3, 6894258628), (4, 5170693971), (6, 3447129314), (12, 1723564657), (43, 480994788), (86, 240497394), (129, 160331596), (172, 120248697), (258, 80165798), (516, 40082899), (3187, 6489732), (6374, 3244866), (9561, 2163244), (12577, 1644492), (12748, 1622433), (19122, 1081622), (25154, 822246), (37731, 548164), (38244, 540811), (50308, 411123), (75462, 274082), (137041, 150924)]