20161755616

素因数分解:

$2^5\times {\mathrm{337}}^1\times {\mathrm{809}}^1\times {\mathrm{2311}}^1$

素因数の和:3467

約数の個数: 48

約数和(自身を含む): 39877699680

約数和(自身を除く): 19715944064

約数列:

[1, 2, 4, 8, 16, 32, 337, 674, 809, 1348, 1618, 2311, 2696, 3236, 4622, 5392, 6472, 9244, 10784, 12944, 18488, 25888, 36976, 73952, 272633, 545266, 778807, 1090532, 1557614, 1869599, 2181064, 3115228, 3739198, 4362128, 6230456, 7478396, 8724256, 12460912, 14956792, 24921824, 29913584, 59827168, 630054863, 1260109726, 2520219452, 5040438904, 10080877808, 20161755616]

約数ペア:

[(1, 20161755616), (2, 10080877808), (4, 5040438904), (8, 2520219452), (16, 1260109726), (32, 630054863), (337, 59827168), (674, 29913584), (809, 24921824), (1348, 14956792), (1618, 12460912), (2311, 8724256), (2696, 7478396), (3236, 6230456), (4622, 4362128), (5392, 3739198), (6472, 3115228), (9244, 2181064), (10784, 1869599), (12944, 1557614), (18488, 1090532), (25888, 778807), (36976, 545266), (73952, 272633)]