19450197

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4493}}^1$

素因数の和:4549

約数の個数: 24

約数和(自身を含む): 31080504

約数和(自身を除く): 11630307

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 4493, 13479, 40437, 58409, 166241, 175227, 498723, 525681, 1496169, 2161133, 6483399, 19450197]

約数ペア:

[(1, 19450197), (3, 6483399), (9, 2161133), (13, 1496169), (37, 525681), (39, 498723), (111, 175227), (117, 166241), (333, 58409), (481, 40437), (1443, 13479), (4329, 4493)]