20214656

素因数分解:

$2^7\times 7^2\times {\mathrm{11}}^1\times {\mathrm{293}}^1$

素因数の和:332

約数の個数: 96

約数和(自身を含む): 51279480

約数和(自身を除く): 31064824

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 64, 77, 88, 98, 112, 128, 154, 176, 196, 224, 293, 308, 352, 392, 448, 539, 586, 616, 704, 784, 896, 1078, 1172, 1232, 1408, 1568, 2051, 2156, 2344, 2464, 3136, 3223, 4102, 4312, 4688, 4928, 6272, 6446, 8204, 8624, 9376, 9856, 12892, 14357, 16408, 17248, 18752, 22561, 25784, 28714, 32816, 34496, 37504, 45122, 51568, 57428, 65632, 68992, 90244, 103136, 114856, 131264, 157927, 180488, 206272, 229712, 262528, 315854, 360976, 412544, 459424, 631708, 721952, 918848, 1263416, 1443904, 1837696, 2526832, 2887808, 5053664, 10107328, 20214656]

約数ペア:

[(1, 20214656), (2, 10107328), (4, 5053664), (7, 2887808), (8, 2526832), (11, 1837696), (14, 1443904), (16, 1263416), (22, 918848), (28, 721952), (32, 631708), (44, 459424), (49, 412544), (56, 360976), (64, 315854), (77, 262528), (88, 229712), (98, 206272), (112, 180488), (128, 157927), (154, 131264), (176, 114856), (196, 103136), (224, 90244), (293, 68992), (308, 65632), (352, 57428), (392, 51568), (448, 45122), (539, 37504), (586, 34496), (616, 32816), (704, 28714), (784, 25784), (896, 22561), (1078, 18752), (1172, 17248), (1232, 16408), (1408, 14357), (1568, 12892), (2051, 9856), (2156, 9376), (2344, 8624), (2464, 8204), (3136, 6446), (3223, 6272), (4102, 4928), (4312, 4688)]