855874

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:345

約数の個数: 16

約数和(自身を含む): 1370880

約数和(自身を除く): 515006

約数列:

[1, 2, 19, 38, 101, 202, 223, 446, 1919, 3838, 4237, 8474, 22523, 45046, 427937, 855874]

約数ペア:

[(1, 855874), (2, 427937), (19, 45046), (38, 22523), (101, 8474), (202, 4237), (223, 3838), (446, 1919)]