19836477

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{839}}^1$

素因数の和:953

約数の個数: 24

約数和(自身を含む): 29877120

約数和(自身を除く): 10040643

約数列:

[1, 3, 9, 37, 71, 111, 213, 333, 639, 839, 2517, 2627, 7551, 7881, 23643, 31043, 59569, 93129, 178707, 279387, 536121, 2204053, 6612159, 19836477]

約数ペア:

[(1, 19836477), (3, 6612159), (9, 2204053), (37, 536121), (71, 279387), (111, 178707), (213, 93129), (333, 59569), (639, 31043), (839, 23643), (2517, 7881), (2627, 7551)]