20355137

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:401

約数の個数: 24

約数和(自身を含む): 24903840

約数和(自身を除く): 4548703

約数列:

[1, 11, 17, 19, 187, 209, 289, 323, 337, 3179, 3553, 3707, 5491, 5729, 6403, 60401, 63019, 70433, 97393, 108851, 1071323, 1197361, 1850467, 20355137]

約数ペア:

[(1, 20355137), (11, 1850467), (17, 1197361), (19, 1071323), (187, 108851), (209, 97393), (289, 70433), (323, 63019), (337, 60401), (3179, 6403), (3553, 5729), (3707, 5491)]