18401804

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{242129}}^1$

素因数の和:242152

約数の個数: 12

約数和(自身を含む): 33898200

約数和(自身を除く): 15496396

約数列:

[1, 2, 4, 19, 38, 76, 242129, 484258, 968516, 4600451, 9200902, 18401804]

約数ペア:

[(1, 18401804), (2, 9200902), (4, 4600451), (19, 968516), (38, 484258), (76, 242129)]