20136993

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{3109}}^1$

素因数の和:3256

約数の個数: 16

約数和(自身を含む): 28661760

約数和(自身を除く): 8524767

約数列:

[1, 3, 17, 51, 127, 381, 2159, 3109, 6477, 9327, 52853, 158559, 394843, 1184529, 6712331, 20136993]

約数ペア:

[(1, 20136993), (3, 6712331), (17, 1184529), (51, 394843), (127, 158559), (381, 52853), (2159, 9327), (3109, 6477)]