19934954

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{10799}}^1$

素因数の和:10885

約数の個数: 16

約数和(自身を含む): 32659200

約数和(自身を除く): 12724246

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 10799, 21598, 140387, 280774, 766729, 1533458, 9967477, 19934954]

約数ペア:

[(1, 19934954), (2, 9967477), (13, 1533458), (26, 766729), (71, 280774), (142, 140387), (923, 21598), (1846, 10799)]