20026893

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{4813}}^1$

素因数の和:4908

約数の個数: 16

約数和(自身を含む): 28498880

約数和(自身を除く): 8471987

約数列:

[1, 3, 19, 57, 73, 219, 1387, 4161, 4813, 14439, 91447, 274341, 351349, 1054047, 6675631, 20026893]

約数ペア:

[(1, 20026893), (3, 6675631), (19, 1054047), (57, 351349), (73, 274341), (219, 91447), (1387, 14439), (4161, 4813)]