20581549968

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{460561}}^1$

素因数の和:460605

約数の個数: 120

約数和(自身を含む): 65105044320

約数和(自身を除く): 44523494352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 49, 56, 57, 76, 84, 98, 112, 114, 133, 147, 152, 168, 196, 228, 266, 294, 304, 336, 392, 399, 456, 532, 588, 784, 798, 912, 931, 1064, 1176, 1596, 1862, 2128, 2352, 2793, 3192, 3724, 5586, 6384, 7448, 11172, 14896, 22344, 44688, 460561, 921122, 1381683, 1842244, 2763366, 3223927, 3684488, 5526732, 6447854, 7368976, 8750659, 9671781, 11053464, 12895708, 17501318, 19343562, 22106928, 22567489, 25791416, 26251977, 35002636, 38687124, 45134978, 51582832, 52503954, 61254613, 67702467, 70005272, 77374248, 90269956, 105007908, 122509226, 135404934, 140010544, 154748496, 180539912, 183763839, 210015816, 245018452, 270809868, 361079824, 367527678, 420031632, 428782291, 490036904, 541619736, 735055356, 857564582, 980073808, 1083239472, 1286346873, 1470110712, 1715129164, 2572693746, 2940221424, 3430258328, 5145387492, 6860516656, 10290774984, 20581549968]

約数ペア:

[(1, 20581549968), (2, 10290774984), (3, 6860516656), (4, 5145387492), (6, 3430258328), (7, 2940221424), (8, 2572693746), (12, 1715129164), (14, 1470110712), (16, 1286346873), (19, 1083239472), (21, 980073808), (24, 857564582), (28, 735055356), (38, 541619736), (42, 490036904), (48, 428782291), (49, 420031632), (56, 367527678), (57, 361079824), (76, 270809868), (84, 245018452), (98, 210015816), (112, 183763839), (114, 180539912), (133, 154748496), (147, 140010544), (152, 135404934), (168, 122509226), (196, 105007908), (228, 90269956), (266, 77374248), (294, 70005272), (304, 67702467), (336, 61254613), (392, 52503954), (399, 51582832), (456, 45134978), (532, 38687124), (588, 35002636), (784, 26251977), (798, 25791416), (912, 22567489), (931, 22106928), (1064, 19343562), (1176, 17501318), (1596, 12895708), (1862, 11053464), (2128, 9671781), (2352, 8750659), (2793, 7368976), (3192, 6447854), (3724, 5526732), (5586, 3684488), (6384, 3223927), (7448, 2763366), (11172, 1842244), (14896, 1381683), (22344, 921122), (44688, 460561)]