20427354

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{8663}}^1$

素因数の和:8802

約数の個数: 24

約数和(自身を含む): 44602272

約数和(自身を除く): 24174918

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 8663, 17326, 25989, 51978, 77967, 155934, 1134853, 2269706, 3404559, 6809118, 10213677, 20427354]

約数ペア:

[(1, 20427354), (2, 10213677), (3, 6809118), (6, 3404559), (9, 2269706), (18, 1134853), (131, 155934), (262, 77967), (393, 51978), (786, 25989), (1179, 17326), (2358, 8663)]