20178859496

素因数分解:

$2^3\times {\mathrm{199}}^1\times {\mathrm{2029}}^1\times {\mathrm{6247}}^1$

素因数の和:8481

約数の個数: 32

約数和(自身を含む): 38050320000

約数和(自身を除く): 17871460504

約数列:

[1, 2, 4, 8, 199, 398, 796, 1592, 2029, 4058, 6247, 8116, 12494, 16232, 24988, 49976, 403771, 807542, 1243153, 1615084, 2486306, 3230168, 4972612, 9945224, 12675163, 25350326, 50700652, 101401304, 2522357437, 5044714874, 10089429748, 20178859496]

約数ペア:

[(1, 20178859496), (2, 10089429748), (4, 5044714874), (8, 2522357437), (199, 101401304), (398, 50700652), (796, 25350326), (1592, 12675163), (2029, 9945224), (4058, 4972612), (6247, 3230168), (8116, 2486306), (12494, 1615084), (16232, 1243153), (24988, 807542), (49976, 403771)]