20166921

素因数分解:

$3^3\times {\mathrm{431}}^1\times {\mathrm{1733}}^1$

素因数の和:2173

約数の個数: 16

約数和(自身を含む): 29963520

約数和(自身を除く): 9796599

約数列:

[1, 3, 9, 27, 431, 1293, 1733, 3879, 5199, 11637, 15597, 46791, 746923, 2240769, 6722307, 20166921]

約数ペア:

[(1, 20166921), (3, 6722307), (9, 2240769), (27, 746923), (431, 46791), (1293, 15597), (1733, 11637), (3879, 5199)]