20512861187

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11864003}}^1$

素因数の和:11864042

約数の個数: 16

約数和(自身を含む): 26575368960

約数和(自身を除く): 6062507773

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 11864003, 83048021, 154232039, 225416057, 1079624273, 1577912399, 2930408741, 20512861187]

約数ペア:

[(1, 20512861187), (7, 2930408741), (13, 1577912399), (19, 1079624273), (91, 225416057), (133, 154232039), (247, 83048021), (1729, 11864003)]