19656494

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{68729}}^1$

素因数の和:68755

約数の個数: 16

約数和(自身を含む): 34639920

約数和(自身を除く): 14983426

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 68729, 137458, 756019, 893477, 1512038, 1786954, 9828247, 19656494]

約数ペア:

[(1, 19656494), (2, 9828247), (11, 1786954), (13, 1512038), (22, 893477), (26, 756019), (143, 137458), (286, 68729)]