19120617

素因数分解:

$3^4\times {\mathrm{113}}^1\times {\mathrm{2089}}^1$

素因数の和:2214

約数の個数: 20

約数和(自身を含む): 28829460

約数和(自身を除く): 9708843

約数列:

[1, 3, 9, 27, 81, 113, 339, 1017, 2089, 3051, 6267, 9153, 18801, 56403, 169209, 236057, 708171, 2124513, 6373539, 19120617]

約数ペア:

[(1, 19120617), (3, 6373539), (9, 2124513), (27, 708171), (81, 236057), (113, 169209), (339, 56403), (1017, 18801), (2089, 9153), (3051, 6267)]