19646847

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{797}}^1$

素因数の和:900

約数の個数: 32

約数和(自身を含む): 32175360

約数和(自身を除く): 12528513

約数列:

[1, 3, 9, 11, 27, 33, 83, 99, 249, 297, 747, 797, 913, 2241, 2391, 2739, 7173, 8217, 8767, 21519, 24651, 26301, 66151, 78903, 198453, 236709, 595359, 727661, 1786077, 2182983, 6548949, 19646847]

約数ペア:

[(1, 19646847), (3, 6548949), (9, 2182983), (11, 1786077), (27, 727661), (33, 595359), (83, 236709), (99, 198453), (249, 78903), (297, 66151), (747, 26301), (797, 24651), (913, 21519), (2241, 8767), (2391, 8217), (2739, 7173)]