20512172317

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{426103}}^1$

素因数の和:426169

約数の個数: 24

約数和(自身を含む): 26391177344

約数和(自身を除く): 5879005027

約数列:

[1, 7, 13, 23, 91, 161, 299, 529, 2093, 3703, 6877, 48139, 426103, 2982721, 5539339, 9800369, 38775373, 68602583, 127404797, 225408487, 891833579, 1577859409, 2930310331, 20512172317]

約数ペア:

[(1, 20512172317), (7, 2930310331), (13, 1577859409), (23, 891833579), (91, 225408487), (161, 127404797), (299, 68602583), (529, 38775373), (2093, 9800369), (3703, 5539339), (6877, 2982721), (48139, 426103)]