20174878017

素因数分解:

$3^2\times 7^1\times {\mathrm{320236159}}^1$

素因数の和:320236172

約数の個数: 12

約数和(自身を含む): 33304560640

約数和(自身を除く): 13129682623

約数列:

[1, 3, 7, 9, 21, 63, 320236159, 960708477, 2241653113, 2882125431, 6724959339, 20174878017]

約数ペア:

[(1, 20174878017), (3, 6724959339), (7, 2882125431), (9, 2241653113), (21, 960708477), (63, 320236159)]