20554188

素因数分解:

$2^2\times 3^1\times {\mathrm{127}}^1\times {\mathrm{13487}}^1$

素因数の和:13621

約数の個数: 24

約数和(自身を含む): 48340992

約数和(自身を除く): 27786804

約数列:

[1, 2, 3, 4, 6, 12, 127, 254, 381, 508, 762, 1524, 13487, 26974, 40461, 53948, 80922, 161844, 1712849, 3425698, 5138547, 6851396, 10277094, 20554188]

約数ペア:

[(1, 20554188), (2, 10277094), (3, 6851396), (4, 5138547), (6, 3425698), (12, 1712849), (127, 161844), (254, 80922), (381, 53948), (508, 40461), (762, 26974), (1524, 13487)]