20649706

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{134089}}^1$

素因数の和:134109

約数の個数: 16

約数和(自身を含む): 38617920

約数和(自身を除く): 17968214

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 134089, 268178, 938623, 1474979, 1877246, 2949958, 10324853, 20649706]

約数ペア:

[(1, 20649706), (2, 10324853), (7, 2949958), (11, 1877246), (14, 1474979), (22, 938623), (77, 268178), (154, 134089)]