20771139

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{4493}}^1$

素因数の和:4586

約数の個数: 16

約数和(自身を含む): 29336832

約数和(自身を除く): 8565693

約数列:

[1, 3, 23, 67, 69, 201, 1541, 4493, 4623, 13479, 103339, 301031, 310017, 903093, 6923713, 20771139]

約数ペア:

[(1, 20771139), (3, 6923713), (23, 903093), (67, 310017), (69, 301031), (201, 103339), (1541, 13479), (4493, 4623)]