17778052

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{28309}}^1$

素因数の和:28470

約数の個数: 12

約数和(自身を含む): 31310860

約数和(自身を除く): 13532808

約数列:

[1, 2, 4, 157, 314, 628, 28309, 56618, 113236, 4444513, 8889026, 17778052]

約数ペア:

[(1, 17778052), (2, 8889026), (4, 4444513), (157, 113236), (314, 56618), (628, 28309)]