20859867828

素因数分解:

$2^2\times 3^2\times {\mathrm{2053}}^1\times {\mathrm{282241}}^1$

素因数の和:284304

約数の個数: 36

約数和(自身を含む): 52754981188

約数和(自身を除く): 31895113360

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2053, 4106, 6159, 8212, 12318, 18477, 24636, 36954, 73908, 282241, 564482, 846723, 1128964, 1693446, 2540169, 3386892, 5080338, 10160676, 579440773, 1158881546, 1738322319, 2317763092, 3476644638, 5214966957, 6953289276, 10429933914, 20859867828]

約数ペア:

[(1, 20859867828), (2, 10429933914), (3, 6953289276), (4, 5214966957), (6, 3476644638), (9, 2317763092), (12, 1738322319), (18, 1158881546), (36, 579440773), (2053, 10160676), (4106, 5080338), (6159, 3386892), (8212, 2540169), (12318, 1693446), (18477, 1128964), (24636, 846723), (36954, 564482), (73908, 282241)]