20218178464

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{6703}}^1$

素因数の和:6795

約数の個数: 144

約数和(自身を含む): 47185165440

約数和(自身を除く): 26966986976

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 41, 44, 76, 82, 88, 121, 152, 164, 176, 209, 242, 304, 328, 352, 418, 451, 484, 608, 656, 779, 836, 902, 968, 1312, 1558, 1672, 1804, 1936, 2299, 3116, 3344, 3608, 3872, 4598, 4961, 6232, 6688, 6703, 7216, 8569, 9196, 9922, 12464, 13406, 14432, 17138, 18392, 19844, 24928, 26812, 34276, 36784, 39688, 53624, 68552, 73568, 73733, 79376, 94259, 107248, 127357, 137104, 147466, 158752, 188518, 214496, 254714, 274208, 274823, 294932, 377036, 509428, 549646, 589864, 754072, 811063, 1018856, 1099292, 1179728, 1400927, 1508144, 1622126, 2037712, 2198584, 2359456, 2801854, 3016288, 3023053, 3244252, 4075424, 4397168, 5221637, 5603708, 6046106, 6488504, 8794336, 10443274, 11207416, 12092212, 12977008, 15410197, 20886548, 22414832, 24184424, 25954016, 30820394, 33253583, 41773096, 44829664, 48368848, 57438007, 61640788, 66507166, 83546192, 96737696, 114876014, 123281576, 133014332, 167092384, 229752028, 246563152, 266028664, 459504056, 493126304, 532057328, 631818077, 919008112, 1064114656, 1263636154, 1838016224, 2527272308, 5054544616, 10109089232, 20218178464]

約数ペア:

[(1, 20218178464), (2, 10109089232), (4, 5054544616), (8, 2527272308), (11, 1838016224), (16, 1263636154), (19, 1064114656), (22, 919008112), (32, 631818077), (38, 532057328), (41, 493126304), (44, 459504056), (76, 266028664), (82, 246563152), (88, 229752028), (121, 167092384), (152, 133014332), (164, 123281576), (176, 114876014), (209, 96737696), (242, 83546192), (304, 66507166), (328, 61640788), (352, 57438007), (418, 48368848), (451, 44829664), (484, 41773096), (608, 33253583), (656, 30820394), (779, 25954016), (836, 24184424), (902, 22414832), (968, 20886548), (1312, 15410197), (1558, 12977008), (1672, 12092212), (1804, 11207416), (1936, 10443274), (2299, 8794336), (3116, 6488504), (3344, 6046106), (3608, 5603708), (3872, 5221637), (4598, 4397168), (4961, 4075424), (6232, 3244252), (6688, 3023053), (6703, 3016288), (7216, 2801854), (8569, 2359456), (9196, 2198584), (9922, 2037712), (12464, 1622126), (13406, 1508144), (14432, 1400927), (17138, 1179728), (18392, 1099292), (19844, 1018856), (24928, 811063), (26812, 754072), (34276, 589864), (36784, 549646), (39688, 509428), (53624, 377036), (68552, 294932), (73568, 274823), (73733, 274208), (79376, 254714), (94259, 214496), (107248, 188518), (127357, 158752), (137104, 147466)]