20202871

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{311}}^1$

素因数の和:606

約数の個数: 16

約数和(自身を含む): 23063040

約数和(自身を除く): 2860169

約数列:

[1, 13, 19, 247, 263, 311, 3419, 4043, 4997, 5909, 64961, 76817, 81793, 1063309, 1554067, 20202871]

約数ペア:

[(1, 20202871), (13, 1554067), (19, 1063309), (247, 81793), (263, 76817), (311, 64961), (3419, 5909), (4043, 4997)]