20789862339

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{677}}^1\times {\mathrm{538751}}^1$

素因数の和:539450

約数の個数: 16

約数和(自身を含む): 29221908480

約数和(自身を除く): 8432046141

約数列:

[1, 3, 19, 57, 677, 2031, 12863, 38589, 538751, 1616253, 10236269, 30708807, 364734427, 1094203281, 6929954113, 20789862339]

約数ペア:

[(1, 20789862339), (3, 6929954113), (19, 1094203281), (57, 364734427), (677, 30708807), (2031, 10236269), (12863, 1616253), (38589, 538751)]