20594556

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{30109}}^1$

素因数の和:30138

約数の個数: 36

約数和(自身を含む): 54800200

約数和(自身を除く): 34205644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 30109, 60218, 90327, 120436, 180654, 270981, 361308, 541962, 572071, 1083924, 1144142, 1716213, 2288284, 3432426, 5148639, 6864852, 10297278, 20594556]

約数ペア:

[(1, 20594556), (2, 10297278), (3, 6864852), (4, 5148639), (6, 3432426), (9, 2288284), (12, 1716213), (18, 1144142), (19, 1083924), (36, 572071), (38, 541962), (57, 361308), (76, 270981), (114, 180654), (171, 120436), (228, 90327), (342, 60218), (684, 30109)]