20785118

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{1613}}^1$

素因数の和:2011

約数の個数: 16

約数和(自身を含む): 33119280

約数和(自身を除く): 12334162

約数列:

[1, 2, 17, 34, 379, 758, 1613, 3226, 6443, 12886, 27421, 54842, 611327, 1222654, 10392559, 20785118]

約数ペア:

[(1, 20785118), (2, 10392559), (17, 1222654), (34, 611327), (379, 54842), (758, 27421), (1613, 12886), (3226, 6443)]