20147661621

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{510287}}^1$

素因数の和:510441

約数の個数: 24

約数和(自身を含む): 30090662784

約数和(自身を除く): 9943001163

約数列:

[1, 3, 9, 41, 107, 123, 321, 369, 963, 4387, 13161, 39483, 510287, 1530861, 4592583, 20921767, 54600709, 62765301, 163802127, 188295903, 491406381, 2238629069, 6715887207, 20147661621]

約数ペア:

[(1, 20147661621), (3, 6715887207), (9, 2238629069), (41, 491406381), (107, 188295903), (123, 163802127), (321, 62765301), (369, 54600709), (963, 20921767), (4387, 4592583), (13161, 1530861), (39483, 510287)]