18120718294

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{19318463}}^1$

素因数の和:19318539

約数の個数: 16

約数和(自身を含む): 31527733248

約数和(自身を除く): 13407014954

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 19318463, 38636926, 135229241, 270458482, 1294337021, 2588674042, 9060359147, 18120718294]

約数ペア:

[(1, 18120718294), (2, 9060359147), (7, 2588674042), (14, 1294337021), (67, 270458482), (134, 135229241), (469, 38636926), (938, 19318463)]