19704069

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{28433}}^1$

素因数の和:28457

約数の個数: 24

約数和(自身を含む): 35485632

約数和(自身を除く): 15781563

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 28433, 85299, 199031, 255897, 312763, 597093, 938289, 1791279, 2189341, 2814867, 6568023, 19704069]

約数ペア:

[(1, 19704069), (3, 6568023), (7, 2814867), (9, 2189341), (11, 1791279), (21, 938289), (33, 597093), (63, 312763), (77, 255897), (99, 199031), (231, 85299), (693, 28433)]