20684322

素因数分解:

$2^1\times 3^4\times {\mathrm{127681}}^1$

素因数の和:127695

約数の個数: 20

約数和(自身を含む): 46348566

約数和(自身を除く): 25664244

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 127681, 255362, 383043, 766086, 1149129, 2298258, 3447387, 6894774, 10342161, 20684322]

約数ペア:

[(1, 20684322), (2, 10342161), (3, 6894774), (6, 3447387), (9, 2298258), (18, 1149129), (27, 766086), (54, 383043), (81, 255362), (162, 127681)]