20156293857

素因数分解:

$3^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{2848141}}^1$

素因数の和:2848488

約数の個数: 16

約数和(自身を含む): 30805503872

約数和(自身を除く): 10649210015

約数列:

[1, 3, 7, 21, 337, 1011, 2359, 7077, 2848141, 8544423, 19936987, 59810961, 959823517, 2879470551, 6718764619, 20156293857]

約数ペア:

[(1, 20156293857), (3, 6718764619), (7, 2879470551), (21, 959823517), (337, 59810961), (1011, 19936987), (2359, 8544423), (7077, 2848141)]