20173949576

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{1697}}^1\times {\mathrm{12281}}^1$

素因数の和:14006

約数の個数: 48

約数和(自身を含む): 41605397820

約数和(自身を除く): 21431448244

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 1697, 3394, 6788, 12281, 13576, 18667, 24562, 37334, 49124, 74668, 98248, 135091, 149336, 205337, 270182, 410674, 540364, 821348, 1080728, 1486001, 1642696, 2972002, 5944004, 11888008, 20840857, 41681714, 83363428, 166726856, 229249427, 458498854, 916997708, 1833995416, 2521743697, 5043487394, 10086974788, 20173949576]

約数ペア:

[(1, 20173949576), (2, 10086974788), (4, 5043487394), (8, 2521743697), (11, 1833995416), (22, 916997708), (44, 458498854), (88, 229249427), (121, 166726856), (242, 83363428), (484, 41681714), (968, 20840857), (1697, 11888008), (3394, 5944004), (6788, 2972002), (12281, 1642696), (13576, 1486001), (18667, 1080728), (24562, 821348), (37334, 540364), (49124, 410674), (74668, 270182), (98248, 205337), (135091, 149336)]