17778212

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{43151}}^1$

素因数の和:43258

約数の個数: 12

約数和(自身を含む): 31414656

約数和(自身を除く): 13636444

約数列:

[1, 2, 4, 103, 206, 412, 43151, 86302, 172604, 4444553, 8889106, 17778212]

約数ペア:

[(1, 17778212), (2, 8889106), (4, 4444553), (103, 172604), (206, 86302), (412, 43151)]