20330787

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{911}}^1$

素因数の和:1130

約数の個数: 16

約数和(自身を含む): 27929088

約数和(自身を除く): 7598301

約数列:

[1, 3, 43, 129, 173, 519, 911, 2733, 7439, 22317, 39173, 117519, 157603, 472809, 6776929, 20330787]

約数ペア:

[(1, 20330787), (3, 6776929), (43, 472809), (129, 157603), (173, 117519), (519, 39173), (911, 22317), (2733, 7439)]