20868824

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{19913}}^1$

素因数の和:20050

約数の個数: 16

約数和(自身を含む): 39429720

約数和(自身を除く): 18560896

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 19913, 39826, 79652, 159304, 2608603, 5217206, 10434412, 20868824]

約数ペア:

[(1, 20868824), (2, 10434412), (4, 5217206), (8, 2608603), (131, 159304), (262, 79652), (524, 39826), (1048, 19913)]