20185521279

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1304227}}^1$

素因数の和:1304315

約数の個数: 32

約数和(自身を含む): 34056001536

約数和(自身を除く): 13870480257

約数列:

[1, 3, 7, 11, 21, 33, 67, 77, 201, 231, 469, 737, 1407, 2211, 5159, 15477, 1304227, 3912681, 9129589, 14346497, 27388767, 43039491, 87383209, 100425479, 262149627, 301276437, 611682463, 961215299, 1835047389, 2883645897, 6728507093, 20185521279]

約数ペア:

[(1, 20185521279), (3, 6728507093), (7, 2883645897), (11, 1835047389), (21, 961215299), (33, 611682463), (67, 301276437), (77, 262149627), (201, 100425479), (231, 87383209), (469, 43039491), (737, 27388767), (1407, 14346497), (2211, 9129589), (5159, 3912681), (15477, 1304227)]