20508724312

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{14033}}^1$

素因数の和:14224

約数の個数: 64

約数和(自身を含む): 40741263360

約数和(自身を除く): 20232539048

約数列:

[1, 2, 4, 8, 31, 62, 71, 83, 124, 142, 166, 248, 284, 332, 568, 664, 2201, 2573, 4402, 5146, 5893, 8804, 10292, 11786, 14033, 17608, 20584, 23572, 28066, 47144, 56132, 112264, 182683, 365366, 435023, 730732, 870046, 996343, 1164739, 1461464, 1740092, 1992686, 2329478, 3480184, 3985372, 4658956, 7970744, 9317912, 30886633, 36106909, 61773266, 72213818, 82696469, 123546532, 144427636, 165392938, 247093064, 288855272, 330785876, 661571752, 2563590539, 5127181078, 10254362156, 20508724312]

約数ペア:

[(1, 20508724312), (2, 10254362156), (4, 5127181078), (8, 2563590539), (31, 661571752), (62, 330785876), (71, 288855272), (83, 247093064), (124, 165392938), (142, 144427636), (166, 123546532), (248, 82696469), (284, 72213818), (332, 61773266), (568, 36106909), (664, 30886633), (2201, 9317912), (2573, 7970744), (4402, 4658956), (5146, 3985372), (5893, 3480184), (8804, 2329478), (10292, 1992686), (11786, 1740092), (14033, 1461464), (17608, 1164739), (20584, 996343), (23572, 870046), (28066, 730732), (47144, 435023), (56132, 365366), (112264, 182683)]