20218389422

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{307}}^1\times {\mathrm{2239}}^1$

素因数の和:2757

約数の個数: 64

約数和(自身を含む): 38149816320

約数和(自身を除く): 17931426898

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 191, 307, 382, 614, 1337, 2101, 2149, 2239, 2674, 3377, 4202, 4298, 4478, 6754, 14707, 15673, 23639, 24629, 29414, 31346, 47278, 49258, 58637, 117274, 172403, 344806, 410459, 427649, 645007, 687373, 820918, 855298, 1290014, 1374746, 2993543, 4515049, 4704139, 4811611, 5987086, 7561103, 9030098, 9408278, 9623222, 15122206, 32928973, 52927721, 65857946, 105855442, 131288243, 262576486, 919017701, 1444170673, 1838035402, 2888341346, 10109194711, 20218389422]

約数ペア:

[(1, 20218389422), (2, 10109194711), (7, 2888341346), (11, 1838035402), (14, 1444170673), (22, 919017701), (77, 262576486), (154, 131288243), (191, 105855442), (307, 65857946), (382, 52927721), (614, 32928973), (1337, 15122206), (2101, 9623222), (2149, 9408278), (2239, 9030098), (2674, 7561103), (3377, 5987086), (4202, 4811611), (4298, 4704139), (4478, 4515049), (6754, 2993543), (14707, 1374746), (15673, 1290014), (23639, 855298), (24629, 820918), (29414, 687373), (31346, 645007), (47278, 427649), (49258, 410459), (58637, 344806), (117274, 172403)]