20578899

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{10223}}^1$

素因数の和:10298

約数の個数: 16

約数和(自身を含む): 30426624

約数和(自身を除く): 9847725

約数列:

[1, 3, 11, 33, 61, 183, 671, 2013, 10223, 30669, 112453, 337359, 623603, 1870809, 6859633, 20578899]

約数ペア:

[(1, 20578899), (3, 6859633), (11, 1870809), (33, 623603), (61, 337359), (183, 112453), (671, 30669), (2013, 10223)]