20051994608

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1\times {\mathrm{877}}^1$

素因数の和:1294

約数の個数: 80

約数和(自身を含む): 40239091200

約数和(自身を除く): 20187096592

約数列:

[1, 2, 4, 8, 16, 43, 86, 167, 172, 199, 334, 344, 398, 668, 688, 796, 877, 1336, 1592, 1754, 2672, 3184, 3508, 7016, 7181, 8557, 14032, 14362, 17114, 28724, 33233, 34228, 37711, 57448, 66466, 68456, 75422, 114896, 132932, 136912, 146459, 150844, 174523, 265864, 292918, 301688, 349046, 531728, 585836, 603376, 698092, 1171672, 1396184, 1429019, 2343344, 2792368, 2858038, 5716076, 6297737, 7504489, 11432152, 12595474, 15008978, 22864304, 25190948, 29145341, 30017956, 50381896, 58290682, 60035912, 100763792, 116581364, 120071824, 233162728, 466325456, 1253249663, 2506499326, 5012998652, 10025997304, 20051994608]

約数ペア:

[(1, 20051994608), (2, 10025997304), (4, 5012998652), (8, 2506499326), (16, 1253249663), (43, 466325456), (86, 233162728), (167, 120071824), (172, 116581364), (199, 100763792), (334, 60035912), (344, 58290682), (398, 50381896), (668, 30017956), (688, 29145341), (796, 25190948), (877, 22864304), (1336, 15008978), (1592, 12595474), (1754, 11432152), (2672, 7504489), (3184, 6297737), (3508, 5716076), (7016, 2858038), (7181, 2792368), (8557, 2343344), (14032, 1429019), (14362, 1396184), (17114, 1171672), (28724, 698092), (33233, 603376), (34228, 585836), (37711, 531728), (57448, 349046), (66466, 301688), (68456, 292918), (75422, 265864), (114896, 174523), (132932, 150844), (136912, 146459)]