19826576

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^3\times {\mathrm{19}}^1$

素因数の和:74

約数の個数: 120

約数和(自身を含む): 51737760

約数和(自身を除く): 31911184

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 38, 44, 49, 56, 76, 77, 88, 98, 112, 121, 133, 152, 154, 176, 196, 209, 242, 266, 304, 308, 392, 418, 484, 532, 539, 616, 784, 836, 847, 931, 968, 1064, 1078, 1232, 1331, 1463, 1672, 1694, 1862, 1936, 2128, 2156, 2299, 2662, 2926, 3344, 3388, 3724, 4312, 4598, 5324, 5852, 5929, 6776, 7448, 8624, 9196, 9317, 10241, 10648, 11704, 11858, 13552, 14896, 16093, 18392, 18634, 20482, 21296, 23408, 23716, 25289, 32186, 36784, 37268, 40964, 47432, 50578, 64372, 65219, 74536, 81928, 94864, 101156, 112651, 128744, 130438, 149072, 163856, 177023, 202312, 225302, 257488, 260876, 354046, 404624, 450604, 521752, 708092, 901208, 1043504, 1239161, 1416184, 1802416, 2478322, 2832368, 4956644, 9913288, 19826576]

約数ペア:

[(1, 19826576), (2, 9913288), (4, 4956644), (7, 2832368), (8, 2478322), (11, 1802416), (14, 1416184), (16, 1239161), (19, 1043504), (22, 901208), (28, 708092), (38, 521752), (44, 450604), (49, 404624), (56, 354046), (76, 260876), (77, 257488), (88, 225302), (98, 202312), (112, 177023), (121, 163856), (133, 149072), (152, 130438), (154, 128744), (176, 112651), (196, 101156), (209, 94864), (242, 81928), (266, 74536), (304, 65219), (308, 64372), (392, 50578), (418, 47432), (484, 40964), (532, 37268), (539, 36784), (616, 32186), (784, 25289), (836, 23716), (847, 23408), (931, 21296), (968, 20482), (1064, 18634), (1078, 18392), (1232, 16093), (1331, 14896), (1463, 13552), (1672, 11858), (1694, 11704), (1862, 10648), (1936, 10241), (2128, 9317), (2156, 9196), (2299, 8624), (2662, 7448), (2926, 6776), (3344, 5929), (3388, 5852), (3724, 5324), (4312, 4598)]