20235817071

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{320791}}^1$

素因数の和:321003

約数の個数: 24

約数和(自身を含む): 30092855936

約数和(自身を除く): 9857038865

約数列:

[1, 3, 9, 43, 129, 163, 387, 489, 1467, 7009, 21027, 63081, 320791, 962373, 2887119, 13794013, 41382039, 52288933, 124146117, 156866799, 470600397, 2248424119, 6745272357, 20235817071]

約数ペア:

[(1, 20235817071), (3, 6745272357), (9, 2248424119), (43, 470600397), (129, 156866799), (163, 124146117), (387, 52288933), (489, 41382039), (1467, 13794013), (7009, 2887119), (21027, 962373), (63081, 320791)]