20906552

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{19949}}^1$

素因数の和:20086

約数の個数: 16

約数和(自身を含む): 39501000

約数和(自身を除く): 18594448

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 19949, 39898, 79796, 159592, 2613319, 5226638, 10453276, 20906552]

約数ペア:

[(1, 20906552), (2, 10453276), (4, 5226638), (8, 2613319), (131, 159592), (262, 79796), (524, 39898), (1048, 19949)]