19768814

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{10709}}^1$

素因数の和:10795

約数の個数: 16

約数和(自身を含む): 32387040

約数和(自身を除く): 12618226

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 10709, 21418, 139217, 278434, 760339, 1520678, 9884407, 19768814]

約数ペア:

[(1, 19768814), (2, 9884407), (13, 1520678), (26, 760339), (71, 278434), (142, 139217), (923, 21418), (1846, 10709)]