19693911

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{4679}}^1$

素因数の和:4766

約数の個数: 16

約数和(自身を含む): 27855360

約数和(自身を除く): 8161449

約数列:

[1, 3, 23, 61, 69, 183, 1403, 4209, 4679, 14037, 107617, 285419, 322851, 856257, 6564637, 19693911]

約数ペア:

[(1, 19693911), (3, 6564637), (23, 856257), (61, 322851), (69, 285419), (183, 107617), (1403, 14037), (4209, 4679)]