19468431

素因数分解:

$3^5\times {\mathrm{113}}^1\times {\mathrm{709}}^1$

素因数の和:837

約数の個数: 24

約数和(自身を含む): 29462160

約数和(自身を除く): 9993729

約数列:

[1, 3, 9, 27, 81, 113, 243, 339, 709, 1017, 2127, 3051, 6381, 9153, 19143, 27459, 57429, 80117, 172287, 240351, 721053, 2163159, 6489477, 19468431]

約数ペア:

[(1, 19468431), (3, 6489477), (9, 2163159), (27, 721053), (81, 240351), (113, 172287), (243, 80117), (339, 57429), (709, 27459), (1017, 19143), (2127, 9153), (3051, 6381)]