19210002891

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{3921209}}^1$

素因数の和:3921306

約数の個数: 16

約数和(自身を含む): 27103403520

約数和(自身を除く): 7893400629

約数列:

[1, 3, 23, 69, 71, 213, 1633, 4899, 3921209, 11763627, 90187807, 270563421, 278405839, 835217517, 6403334297, 19210002891]

約数ペア:

[(1, 19210002891), (3, 6403334297), (23, 835217517), (69, 278405839), (71, 270563421), (213, 90187807), (1633, 11763627), (4899, 3921209)]