20326229

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{877}}^1$

素因数の和:945

約数の個数: 24

約数和(自身を含む): 26424288

約数和(自身を除く): 6098059

約数列:

[1, 7, 11, 43, 49, 77, 301, 473, 539, 877, 2107, 3311, 6139, 9647, 23177, 37711, 42973, 67529, 263977, 414821, 472703, 1847839, 2903747, 20326229]

約数ペア:

[(1, 20326229), (7, 2903747), (11, 1847839), (43, 472703), (49, 414821), (77, 263977), (301, 67529), (473, 42973), (539, 37711), (877, 23177), (2107, 9647), (3311, 6139)]