18022185

素因数分解:

$3^2\times 5^1\times {\mathrm{619}}^1\times {\mathrm{647}}^1$

素因数の和:1277

約数の個数: 24

約数和(自身を含む): 31337280

約数和(自身を除く): 13315095

約数列:

[1, 3, 5, 9, 15, 45, 619, 647, 1857, 1941, 3095, 3235, 5571, 5823, 9285, 9705, 27855, 29115, 400493, 1201479, 2002465, 3604437, 6007395, 18022185]

約数ペア:

[(1, 18022185), (3, 6007395), (5, 3604437), (9, 2002465), (15, 1201479), (45, 400493), (619, 29115), (647, 27855), (1857, 9705), (1941, 9285), (3095, 5823), (3235, 5571)]