200820978

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{100511}}^1$

素因数の和:100559

約数の個数: 32

約数和(自身を含む): 458334720

約数和(自身を除く): 257513742

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1998, 100511, 201022, 301533, 603066, 904599, 1809198, 2713797, 3718907, 5427594, 7437814, 11156721, 22313442, 33470163, 66940326, 100410489, 200820978]

約数ペア:

[(1, 200820978), (2, 100410489), (3, 66940326), (6, 33470163), (9, 22313442), (18, 11156721), (27, 7437814), (37, 5427594), (54, 3718907), (74, 2713797), (111, 1809198), (222, 904599), (333, 603066), (666, 301533), (999, 201022), (1998, 100511)]