19780083

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{883}}^1$

素因数の和:1039

約数の個数: 24

約数和(自身を含む): 30338880

約数和(自身を除く): 10558797

約数列:

[1, 3, 9, 19, 57, 131, 171, 393, 883, 1179, 2489, 2649, 7467, 7947, 16777, 22401, 50331, 115673, 150993, 347019, 1041057, 2197787, 6593361, 19780083]

約数ペア:

[(1, 19780083), (3, 6593361), (9, 2197787), (19, 1041057), (57, 347019), (131, 150993), (171, 115673), (393, 50331), (883, 22401), (1179, 16777), (2489, 7947), (2649, 7467)]