20123759043

素因数分解:

$3^3\times {\mathrm{811}}^1\times {\mathrm{919019}}^1$

素因数の和:919839

約数の個数: 16

約数和(自身を含む): 29849769600

約数和(自身を除く): 9726010557

約数列:

[1, 3, 9, 27, 811, 2433, 7299, 21897, 919019, 2757057, 8271171, 24813513, 745324409, 2235973227, 6707919681, 20123759043]

約数ペア:

[(1, 20123759043), (3, 6707919681), (9, 2235973227), (27, 745324409), (811, 24813513), (2433, 8271171), (7299, 2757057), (21897, 919019)]