20904318

素因数分解:

$2^1\times 3^5\times {\mathrm{43013}}^1$

素因数の和:43030

約数の個数: 24

約数和(自身を含む): 46971288

約数和(自身を除く): 26066970

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 43013, 86026, 129039, 258078, 387117, 774234, 1161351, 2322702, 3484053, 6968106, 10452159, 20904318]

約数ペア:

[(1, 20904318), (2, 10452159), (3, 6968106), (6, 3484053), (9, 2322702), (18, 1161351), (27, 774234), (54, 387117), (81, 258078), (162, 129039), (243, 86026), (486, 43013)]