20690179

素因数分解:

${\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:354

約数の個数: 16

約数和(自身を含む): 22348800

約数和(自身を除く): 1658621

約数列:

[1, 23, 59, 79, 193, 1357, 1817, 4439, 4661, 11387, 15247, 107203, 261901, 350681, 899573, 20690179]

約数ペア:

[(1, 20690179), (23, 899573), (59, 350681), (79, 261901), (193, 107203), (1357, 15247), (1817, 11387), (4439, 4661)]