2018686617

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{371971}}^1$

素因数の和:372050

約数の個数: 20

約数和(自身を含む): 3060585616

約数和(自身を除く): 1041898999

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 371971, 1115913, 3347739, 10043217, 24922057, 30129651, 74766171, 224298513, 672895539, 2018686617]

約数ペア:

[(1, 2018686617), (3, 672895539), (9, 224298513), (27, 74766171), (67, 30129651), (81, 24922057), (201, 10043217), (603, 3347739), (1809, 1115913), (5427, 371971)]