20407208

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{150053}}^1$

素因数の和:150076

約数の個数: 16

約数和(自身を含む): 40514580

約数和(自身を除く): 20107372

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 150053, 300106, 600212, 1200424, 2550901, 5101802, 10203604, 20407208]

約数ペア:

[(1, 20407208), (2, 10203604), (4, 5101802), (8, 2550901), (17, 1200424), (34, 600212), (68, 300106), (136, 150053)]