20565944072

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1249}}^1\times {\mathrm{2953}}^1$

素因数の和:4266

約数の個数: 64

約数和(自身を含む): 41872950000

約数和(自身を除く): 21307005928

約数列:

[1, 2, 4, 8, 17, 34, 41, 68, 82, 136, 164, 328, 697, 1249, 1394, 2498, 2788, 2953, 4996, 5576, 5906, 9992, 11812, 21233, 23624, 42466, 50201, 51209, 84932, 100402, 102418, 121073, 169864, 200804, 204836, 242146, 401608, 409672, 484292, 870553, 968584, 1741106, 2058241, 3482212, 3688297, 4116482, 6964424, 7376594, 8232964, 14753188, 16465928, 29506376, 62701049, 125402098, 151220177, 250804196, 302440354, 501608392, 604880708, 1209761416, 2570743009, 5141486018, 10282972036, 20565944072]

約数ペア:

[(1, 20565944072), (2, 10282972036), (4, 5141486018), (8, 2570743009), (17, 1209761416), (34, 604880708), (41, 501608392), (68, 302440354), (82, 250804196), (136, 151220177), (164, 125402098), (328, 62701049), (697, 29506376), (1249, 16465928), (1394, 14753188), (2498, 8232964), (2788, 7376594), (2953, 6964424), (4996, 4116482), (5576, 3688297), (5906, 3482212), (9992, 2058241), (11812, 1741106), (21233, 968584), (23624, 870553), (42466, 484292), (50201, 409672), (51209, 401608), (84932, 242146), (100402, 204836), (102418, 200804), (121073, 169864)]