19843681

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{719}}^1$

素因数の和:936

約数の個数: 16

約数和(自身を含む): 23466240

約数和(自身を除く): 3622559

約数列:

[1, 11, 13, 143, 193, 719, 2123, 2509, 7909, 9347, 27599, 102817, 138767, 1526437, 1803971, 19843681]

約数ペア:

[(1, 19843681), (11, 1803971), (13, 1526437), (143, 138767), (193, 102817), (719, 27599), (2123, 9347), (2509, 7909)]