20204761654

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{2503}}^1$

素因数の和:2642

約数の個数: 128

約数和(自身を含む): 41122971648

約数和(自身を除く): 20918209994

約数列:

[1, 2, 7, 11, 14, 22, 23, 43, 46, 53, 77, 86, 106, 154, 161, 253, 301, 322, 371, 473, 506, 583, 602, 742, 946, 989, 1166, 1219, 1771, 1978, 2279, 2438, 2503, 3311, 3542, 4081, 4558, 5006, 6622, 6923, 8162, 8533, 10879, 13409, 13846, 15953, 17066, 17521, 21758, 25069, 26818, 27533, 31906, 35042, 50138, 52417, 55066, 57569, 76153, 93863, 104834, 107629, 115138, 132659, 152306, 175483, 187726, 192731, 215258, 265318, 350966, 366919, 385462, 402983, 576587, 633259, 733838, 753403, 805966, 928613, 1153174, 1183919, 1266518, 1459249, 1506806, 1857226, 2367838, 2475467, 2918498, 3051157, 4036109, 4432813, 4950934, 5704337, 6102314, 8072218, 8287433, 8865626, 10214743, 11408674, 16574866, 17328269, 20429486, 21358099, 27230137, 33562727, 34656538, 39930359, 42716198, 54460274, 62747707, 67125454, 79860718, 125495414, 131199751, 190610959, 234939089, 262399502, 381221918, 439233949, 469878178, 878467898, 918398257, 1443197261, 1836796514, 2886394522, 10102380827, 20204761654]

約数ペア:

[(1, 20204761654), (2, 10102380827), (7, 2886394522), (11, 1836796514), (14, 1443197261), (22, 918398257), (23, 878467898), (43, 469878178), (46, 439233949), (53, 381221918), (77, 262399502), (86, 234939089), (106, 190610959), (154, 131199751), (161, 125495414), (253, 79860718), (301, 67125454), (322, 62747707), (371, 54460274), (473, 42716198), (506, 39930359), (583, 34656538), (602, 33562727), (742, 27230137), (946, 21358099), (989, 20429486), (1166, 17328269), (1219, 16574866), (1771, 11408674), (1978, 10214743), (2279, 8865626), (2438, 8287433), (2503, 8072218), (3311, 6102314), (3542, 5704337), (4081, 4950934), (4558, 4432813), (5006, 4036109), (6622, 3051157), (6923, 2918498), (8162, 2475467), (8533, 2367838), (10879, 1857226), (13409, 1506806), (13846, 1459249), (15953, 1266518), (17066, 1183919), (17521, 1153174), (21758, 928613), (25069, 805966), (26818, 753403), (27533, 733838), (31906, 633259), (35042, 576587), (50138, 402983), (52417, 385462), (55066, 366919), (57569, 350966), (76153, 265318), (93863, 215258), (104834, 192731), (107629, 187726), (115138, 175483), (132659, 152306)]