20565012776

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{123191}}^1$

素因数の和:123486

約数の個数: 64

約数和(自身を含む): 48251842560

約数和(自身を除く): 27686829784

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 271, 308, 542, 616, 1084, 1897, 2168, 2981, 3794, 5962, 7588, 11924, 15176, 20867, 23848, 41734, 83468, 123191, 166936, 246382, 492764, 862337, 985528, 1355101, 1724674, 2710202, 3449348, 5420404, 6898696, 9485707, 10840808, 18971414, 33384761, 37942828, 66769522, 75885656, 133539044, 233693327, 267078088, 367232371, 467386654, 734464742, 934773308, 1468929484, 1869546616, 2570626597, 2937858968, 5141253194, 10282506388, 20565012776]

約数ペア:

[(1, 20565012776), (2, 10282506388), (4, 5141253194), (7, 2937858968), (8, 2570626597), (11, 1869546616), (14, 1468929484), (22, 934773308), (28, 734464742), (44, 467386654), (56, 367232371), (77, 267078088), (88, 233693327), (154, 133539044), (271, 75885656), (308, 66769522), (542, 37942828), (616, 33384761), (1084, 18971414), (1897, 10840808), (2168, 9485707), (2981, 6898696), (3794, 5420404), (5962, 3449348), (7588, 2710202), (11924, 1724674), (15176, 1355101), (20867, 985528), (23848, 862337), (41734, 492764), (83468, 246382), (123191, 166936)]