20197536736

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{57731}}^1$

素因数の和:57812

約数の個数: 72

約数和(自身を含む): 44350992504

約数和(自身を除く): 24153455768

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 104, 116, 208, 232, 377, 416, 464, 754, 841, 928, 1508, 1682, 3016, 3364, 6032, 6728, 10933, 12064, 13456, 21866, 26912, 43732, 57731, 87464, 115462, 174928, 230924, 349856, 461848, 750503, 923696, 1501006, 1674199, 1847392, 3002012, 3348398, 6004024, 6696796, 12008048, 13393592, 21764587, 24016096, 26787184, 43529174, 48551771, 53574368, 87058348, 97103542, 174116696, 194207084, 348233392, 388414168, 631173023, 696466784, 776828336, 1262346046, 1553656672, 2524692092, 5049384184, 10098768368, 20197536736]

約数ペア:

[(1, 20197536736), (2, 10098768368), (4, 5049384184), (8, 2524692092), (13, 1553656672), (16, 1262346046), (26, 776828336), (29, 696466784), (32, 631173023), (52, 388414168), (58, 348233392), (104, 194207084), (116, 174116696), (208, 97103542), (232, 87058348), (377, 53574368), (416, 48551771), (464, 43529174), (754, 26787184), (841, 24016096), (928, 21764587), (1508, 13393592), (1682, 12008048), (3016, 6696796), (3364, 6004024), (6032, 3348398), (6728, 3002012), (10933, 1847392), (12064, 1674199), (13456, 1501006), (21866, 923696), (26912, 750503), (43732, 461848), (57731, 349856), (87464, 230924), (115462, 174928)]