20506318

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{86161}}^1$

素因数の和:86187

約数の個数: 16

約数和(自身を含む): 37221984

約数和(自身を除く): 16715666

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 86161, 172322, 603127, 1206254, 1464737, 2929474, 10253159, 20506318]

約数ペア:

[(1, 20506318), (2, 10253159), (7, 2929474), (14, 1464737), (17, 1206254), (34, 603127), (119, 172322), (238, 86161)]