19399684419

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{126795323}}^1$

素因数の和:126795346

約数の個数: 12

約数和(自身を含む): 29670105816

約数和(自身を除く): 10270421397

約数列:

[1, 3, 9, 17, 51, 153, 126795323, 380385969, 1141157907, 2155520491, 6466561473, 19399684419]

約数ペア:

[(1, 19399684419), (3, 6466561473), (9, 2155520491), (17, 1141157907), (51, 380385969), (153, 126795323)]