20761809093

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{4729}}^1$

素因数の和:4986

約数の個数: 48

約数和(自身を含む): 31238887680

約数和(自身を除く): 10477078587

約数列:

[1, 3, 9, 47, 97, 107, 141, 291, 321, 423, 873, 963, 4559, 4729, 5029, 10379, 13677, 14187, 15087, 31137, 41031, 42561, 45261, 93411, 222263, 458713, 487813, 506003, 666789, 1376139, 1463439, 1518009, 2000367, 4128417, 4390317, 4554027, 21559511, 23782141, 49082291, 64678533, 71346423, 147246873, 194035599, 214039269, 441740619, 2306867677, 6920603031, 20761809093]

約数ペア:

[(1, 20761809093), (3, 6920603031), (9, 2306867677), (47, 441740619), (97, 214039269), (107, 194035599), (141, 147246873), (291, 71346423), (321, 64678533), (423, 49082291), (873, 23782141), (963, 21559511), (4559, 4554027), (4729, 4390317), (5029, 4128417), (10379, 2000367), (13677, 1518009), (14187, 1463439), (15087, 1376139), (31137, 666789), (41031, 506003), (42561, 487813), (45261, 458713), (93411, 222263)]