18670127

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{8861}}^1$

素因数の和:8918

約数の個数: 12

約数和(自身を含む): 22225896

約数和(自身を除く): 3555769

約数列:

[1, 7, 43, 49, 301, 2107, 8861, 62027, 381023, 434189, 2667161, 18670127]

約数ペア:

[(1, 18670127), (7, 2667161), (43, 434189), (49, 381023), (301, 62027), (2107, 8861)]