19399281

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 29998080

約数和(自身を除く): 10598799

約数列:

[1, 3, 11, 23, 33, 61, 69, 183, 253, 419, 671, 759, 1257, 1403, 2013, 4209, 4609, 9637, 13827, 15433, 25559, 28911, 46299, 76677, 106007, 281149, 318021, 587857, 843447, 1763571, 6466427, 19399281]

約数ペア:

[(1, 19399281), (3, 6466427), (11, 1763571), (23, 843447), (33, 587857), (61, 318021), (69, 281149), (183, 106007), (253, 76677), (419, 46299), (671, 28911), (759, 25559), (1257, 15433), (1403, 13827), (2013, 9637), (4209, 4609)]