20008881

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6883}}^1$

素因数の和:6925

約数の個数: 24

約数和(自身を含む): 32217120

約数和(自身を除く): 12208239

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 6883, 20649, 61947, 117011, 130777, 351033, 392331, 1053099, 1176993, 2223209, 6669627, 20008881]

約数ペア:

[(1, 20008881), (3, 6669627), (9, 2223209), (17, 1176993), (19, 1053099), (51, 392331), (57, 351033), (153, 130777), (171, 117011), (323, 61947), (969, 20649), (2907, 6883)]