20258349

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{1237}}^1$

素因数の和:1396

約数の個数: 16

約数和(自身を含む): 27810432

約数和(自身を除く): 7552083

約数列:

[1, 3, 53, 103, 159, 309, 1237, 3711, 5459, 16377, 65561, 127411, 196683, 382233, 6752783, 20258349]

約数ペア:

[(1, 20258349), (3, 6752783), (53, 382233), (103, 196683), (159, 127411), (309, 65561), (1237, 16377), (3711, 5459)]