18693765

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3271}}^1$

素因数の和:3409

約数の個数: 24

約数和(自身を含む): 32667648

約数和(自身を除く): 13973883

約数列:

[1, 3, 5, 9, 15, 45, 127, 381, 635, 1143, 1905, 3271, 5715, 9813, 16355, 29439, 49065, 147195, 415417, 1246251, 2077085, 3738753, 6231255, 18693765]

約数ペア:

[(1, 18693765), (3, 6231255), (5, 3738753), (9, 2077085), (15, 1246251), (45, 415417), (127, 147195), (381, 49065), (635, 29439), (1143, 16355), (1905, 9813), (3271, 5715)]