19763571

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{2141}}^1$

素因数の和:2342

約数の個数: 16

約数和(自身を含む): 28068768

約数和(自身を除く): 8305197

約数列:

[1, 3, 17, 51, 181, 543, 2141, 3077, 6423, 9231, 36397, 109191, 387521, 1162563, 6587857, 19763571]

約数ペア:

[(1, 19763571), (3, 6587857), (17, 1162563), (51, 387521), (181, 109191), (543, 36397), (2141, 9231), (3077, 6423)]