20420236431

素因数分解:

$3^3\times 7^3\times {\mathrm{1367}}^1\times {\mathrm{1613}}^1$

素因数の和:3010

約数の個数: 64

約数和(自身を含む): 35327232000

約数和(自身を除く): 14906995569

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 1367, 1613, 3087, 4101, 4839, 9261, 9569, 11291, 12303, 14517, 28707, 33873, 36909, 43551, 66983, 79037, 86121, 101619, 200949, 237111, 258363, 304857, 468881, 553259, 602847, 711333, 1406643, 1659777, 1808541, 2133999, 2204971, 4219929, 4979331, 6614913, 12659787, 14937993, 15434797, 19844739, 46304391, 59534217, 108043579, 138913173, 324130737, 416739519, 756305053, 972392211, 2268915159, 2917176633, 6806745477, 20420236431]

約数ペア:

[(1, 20420236431), (3, 6806745477), (7, 2917176633), (9, 2268915159), (21, 972392211), (27, 756305053), (49, 416739519), (63, 324130737), (147, 138913173), (189, 108043579), (343, 59534217), (441, 46304391), (1029, 19844739), (1323, 15434797), (1367, 14937993), (1613, 12659787), (3087, 6614913), (4101, 4979331), (4839, 4219929), (9261, 2204971), (9569, 2133999), (11291, 1808541), (12303, 1659777), (14517, 1406643), (28707, 711333), (33873, 602847), (36909, 553259), (43551, 468881), (66983, 304857), (79037, 258363), (86121, 237111), (101619, 200949)]