320338508

素因数分解:

$2^2\times 7^1\times {\mathrm{631}}^1\times {\mathrm{18131}}^1$

素因数の和:18773

約数の個数: 24

約数和(自身を含む): 641727744

約数和(自身を除く): 321389236

約数列:

[1, 2, 4, 7, 14, 28, 631, 1262, 2524, 4417, 8834, 17668, 18131, 36262, 72524, 126917, 253834, 507668, 11440661, 22881322, 45762644, 80084627, 160169254, 320338508]

約数ペア:

[(1, 320338508), (2, 160169254), (4, 80084627), (7, 45762644), (14, 22881322), (28, 11440661), (631, 507668), (1262, 253834), (2524, 126917), (4417, 72524), (8834, 36262), (17668, 18131)]