388558844

素因数分解:

$2^2\times {\mathrm{443}}^1\times {\mathrm{219277}}^1$

素因数の和:219724

約数の個数: 12

約数和(自身を含む): 681516024

約数和(自身を除く): 292957180

約数列:

[1, 2, 4, 443, 886, 1772, 219277, 438554, 877108, 97139711, 194279422, 388558844]

約数ペア:

[(1, 388558844), (2, 194279422), (4, 97139711), (443, 877108), (886, 438554), (1772, 219277)]