2019793765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{907}}^1\times {\mathrm{2131}}^1$

素因数の和:3073

約数の個数: 32

約数和(自身を含む): 2787632640

約数和(自身を除く): 767838875

約数列:

[1, 5, 11, 19, 55, 95, 209, 907, 1045, 2131, 4535, 9977, 10655, 17233, 23441, 40489, 49885, 86165, 117205, 189563, 202445, 445379, 947815, 1932817, 2226895, 9664085, 21260987, 36723523, 106304935, 183617615, 403958753, 2019793765]

約数ペア:

[(1, 2019793765), (5, 403958753), (11, 183617615), (19, 106304935), (55, 36723523), (95, 21260987), (209, 9664085), (907, 2226895), (1045, 1932817), (2131, 947815), (4535, 445379), (9977, 202445), (10655, 189563), (17233, 117205), (23441, 86165), (40489, 49885)]