20916482

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{2297}}^1$

素因数の和:2485

約数の個数: 16

約数和(自身を含む): 32677560

約数和(自身を除く): 11761078

約数列:

[1, 2, 29, 58, 157, 314, 2297, 4553, 4594, 9106, 66613, 133226, 360629, 721258, 10458241, 20916482]

約数ペア:

[(1, 20916482), (2, 10458241), (29, 721258), (58, 360629), (157, 133226), (314, 66613), (2297, 9106), (4553, 4594)]