20809713026

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^2\times {\mathrm{102763}}^1$

素因数の和:102930

約数の個数: 24

約数和(自身を含む): 33314033520

約数和(自身を除く): 12504320494

約数列:

[1, 2, 19, 38, 73, 146, 1387, 2774, 5329, 10658, 101251, 102763, 202502, 205526, 1952497, 3904994, 7501699, 15003398, 142532281, 285064562, 547624027, 1095248054, 10404856513, 20809713026]

約数ペア:

[(1, 20809713026), (2, 10404856513), (19, 1095248054), (38, 547624027), (73, 285064562), (146, 142532281), (1387, 15003398), (2774, 7501699), (5329, 3904994), (10658, 1952497), (101251, 205526), (102763, 202502)]