20353866

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{571}}^1$

素因数の和:1046

約数の個数: 32

約数和(自身を含む): 44011968

約数和(自身を除く): 23658102

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 457, 571, 914, 1142, 1371, 1713, 2742, 3426, 5941, 7423, 11882, 14846, 17823, 22269, 35646, 44538, 260947, 521894, 782841, 1565682, 3392311, 6784622, 10176933, 20353866]

約数ペア:

[(1, 20353866), (2, 10176933), (3, 6784622), (6, 3392311), (13, 1565682), (26, 782841), (39, 521894), (78, 260947), (457, 44538), (571, 35646), (914, 22269), (1142, 17823), (1371, 14846), (1713, 11882), (2742, 7423), (3426, 5941)]