2018295517

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{404387}}^1$

素因数の和:404448

約数の個数: 16

約数和(自身を含む): 2484559872

約数和(自身を除く): 466264355

約数列:

[1, 7, 23, 31, 161, 217, 713, 4991, 404387, 2830709, 9300901, 12535997, 65106307, 87751979, 288327931, 2018295517]

約数ペア:

[(1, 2018295517), (7, 288327931), (23, 87751979), (31, 65106307), (161, 12535997), (217, 9300901), (713, 2830709), (4991, 404387)]