18676955

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{30871}}^1$

素因数の和:30898

約数の個数: 12

約数和(自身を含む): 24635856

約数和(自身を除く): 5958901

約数列:

[1, 5, 11, 55, 121, 605, 30871, 154355, 339581, 1697905, 3735391, 18676955]

約数ペア:

[(1, 18676955), (5, 3735391), (11, 1697905), (55, 339581), (121, 154355), (605, 30871)]