19232590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{439}}^1$

素因数の和:796

約数の個数: 32

約数和(自身を含む): 37477440

約数和(自身を除く): 18244850

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 337, 439, 674, 878, 1685, 2195, 3370, 4381, 4390, 5707, 8762, 11414, 21905, 28535, 43810, 57070, 147943, 295886, 739715, 1479430, 1923259, 3846518, 9616295, 19232590]

約数ペア:

[(1, 19232590), (2, 9616295), (5, 3846518), (10, 1923259), (13, 1479430), (26, 739715), (65, 295886), (130, 147943), (337, 57070), (439, 43810), (674, 28535), (878, 21905), (1685, 11414), (2195, 8762), (3370, 5707), (4381, 4390)]