28242416

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{11243}}^1$

素因数の和:11408

約数の個数: 20

約数和(自身を含む): 55073112

約数和(自身を除く): 26830696

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 11243, 22486, 44972, 89944, 179888, 1765151, 3530302, 7060604, 14121208, 28242416]

約数ペア:

[(1, 28242416), (2, 14121208), (4, 7060604), (8, 3530302), (16, 1765151), (157, 179888), (314, 89944), (628, 44972), (1256, 22486), (2512, 11243)]