19329794

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{2087}}^1$

素因数の和:2521

約数の個数: 16

約数和(自身を含む): 31720896

約数和(自身を除く): 12391102

約数列:

[1, 2, 11, 22, 421, 842, 2087, 4174, 4631, 9262, 22957, 45914, 878627, 1757254, 9664897, 19329794]

約数ペア:

[(1, 19329794), (2, 9664897), (11, 1757254), (22, 878627), (421, 45914), (842, 22957), (2087, 9262), (4174, 4631)]