20172785544

素因数分解:

$2^3\times 3^2\times {\mathrm{73}}^1\times {\mathrm{887}}^1\times {\mathrm{4327}}^1$

素因数の和:5299

約数の個数: 96

約数和(自身を含む): 55458299520

約数和(自身を除く): 35285513976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 73, 146, 219, 292, 438, 584, 657, 876, 887, 1314, 1752, 1774, 2628, 2661, 3548, 4327, 5256, 5322, 7096, 7983, 8654, 10644, 12981, 15966, 17308, 21288, 25962, 31932, 34616, 38943, 51924, 63864, 64751, 77886, 103848, 129502, 155772, 194253, 259004, 311544, 315871, 388506, 518008, 582759, 631742, 777012, 947613, 1165518, 1263484, 1554024, 1895226, 2331036, 2526968, 2842839, 3790452, 3838049, 4662072, 5685678, 7580904, 7676098, 11371356, 11514147, 15352196, 22742712, 23028294, 30704392, 34542441, 46056588, 69084882, 92113176, 138169764, 276339528, 280177577, 560355154, 840532731, 1120710308, 1681065462, 2241420616, 2521598193, 3362130924, 5043196386, 6724261848, 10086392772, 20172785544]

約数ペア:

[(1, 20172785544), (2, 10086392772), (3, 6724261848), (4, 5043196386), (6, 3362130924), (8, 2521598193), (9, 2241420616), (12, 1681065462), (18, 1120710308), (24, 840532731), (36, 560355154), (72, 280177577), (73, 276339528), (146, 138169764), (219, 92113176), (292, 69084882), (438, 46056588), (584, 34542441), (657, 30704392), (876, 23028294), (887, 22742712), (1314, 15352196), (1752, 11514147), (1774, 11371356), (2628, 7676098), (2661, 7580904), (3548, 5685678), (4327, 4662072), (5256, 3838049), (5322, 3790452), (7096, 2842839), (7983, 2526968), (8654, 2331036), (10644, 1895226), (12981, 1554024), (15966, 1263484), (17308, 1165518), (21288, 947613), (25962, 777012), (31932, 631742), (34616, 582759), (38943, 518008), (51924, 388506), (63864, 315871), (64751, 311544), (77886, 259004), (103848, 194253), (129502, 155772)]