19171418

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{72073}}^1$

素因数の和:72101

約数の個数: 16

約数和(自身を含む): 34595520

約数和(自身を除く): 15424102

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 72073, 144146, 504511, 1009022, 1369387, 2738774, 9585709, 19171418]

約数ペア:

[(1, 19171418), (2, 9585709), (7, 2738774), (14, 1369387), (19, 1009022), (38, 504511), (133, 144146), (266, 72073)]