20201890719

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{939317}}^1$

素因数の和:939494

約数の個数: 16

約数和(自身を含む): 27593405568

約数和(自身を除く): 7391514849

約数列:

[1, 3, 67, 107, 201, 321, 7169, 21507, 939317, 2817951, 62934239, 100506919, 188802717, 301520757, 6733963573, 20201890719]

約数ペア:

[(1, 20201890719), (3, 6733963573), (67, 301520757), (107, 188802717), (201, 100506919), (321, 62934239), (7169, 2817951), (21507, 939317)]