19202007

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{9539}}^1$

素因数の和:9614

約数の個数: 16

約数和(自身を含む): 28391040

約数和(自身を除く): 9189033

約数列:

[1, 3, 11, 33, 61, 183, 671, 2013, 9539, 28617, 104929, 314787, 581879, 1745637, 6400669, 19202007]

約数ペア:

[(1, 19202007), (3, 6400669), (11, 1745637), (33, 581879), (61, 314787), (183, 104929), (671, 28617), (2013, 9539)]