18936963

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{41257}}^1$

素因数の和:41283

約数の個数: 16

約数和(自身を含む): 29705760

約数和(自身を除く): 10768797

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 41257, 123771, 371313, 701369, 1113939, 2104107, 6312321, 18936963]

約数ペア:

[(1, 18936963), (3, 6312321), (9, 2104107), (17, 1113939), (27, 701369), (51, 371313), (153, 123771), (459, 41257)]