19905234

素因数分解:

$2^1\times 3^1\times {\mathrm{163}}^1\times {\mathrm{20353}}^1$

素因数の和:20521

約数の個数: 16

約数和(自身を含む): 40056672

約数和(自身を除く): 20151438

約数列:

[1, 2, 3, 6, 163, 326, 489, 978, 20353, 40706, 61059, 122118, 3317539, 6635078, 9952617, 19905234]

約数ペア:

[(1, 19905234), (2, 9952617), (3, 6635078), (6, 3317539), (163, 122118), (326, 61059), (489, 40706), (978, 20353)]