19669507

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{523}}^1$

素因数の和:810

約数の個数: 16

約数和(自身を含む): 23240448

約数和(自身を除く): 3570941

約数列:

[1, 11, 13, 143, 263, 523, 2893, 3419, 5753, 6799, 37609, 74789, 137549, 1513039, 1788137, 19669507]

約数ペア:

[(1, 19669507), (11, 1788137), (13, 1513039), (143, 137549), (263, 74789), (523, 37609), (2893, 6799), (3419, 5753)]