19032189

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{8123}}^1$

素因数の和:8208

約数の個数: 16

約数和(自身を含む): 28076544

約数和(自身を除く): 9044355

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 8123, 24369, 89353, 268059, 576733, 1730199, 6344063, 19032189]

約数ペア:

[(1, 19032189), (3, 6344063), (11, 1730199), (33, 576733), (71, 268059), (213, 89353), (781, 24369), (2343, 8123)]