20655032

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{19709}}^1$

素因数の和:19846

約数の個数: 16

約数和(自身を含む): 39025800

約数和(自身を除く): 18370768

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 19709, 39418, 78836, 157672, 2581879, 5163758, 10327516, 20655032]

約数ペア:

[(1, 20655032), (2, 10327516), (4, 5163758), (8, 2581879), (131, 157672), (262, 78836), (524, 39418), (1048, 19709)]