19531351

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{23447}}^1$

素因数の和:23478

約数の個数: 12

約数和(自身を含む): 24057648

約数和(自身を除く): 4526297

約数列:

[1, 7, 17, 49, 119, 833, 23447, 164129, 398599, 1148903, 2790193, 19531351]

約数ペア:

[(1, 19531351), (7, 2790193), (17, 1148903), (49, 398599), (119, 164129), (833, 23447)]