18146219

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{467}}^1$

素因数の和:555

約数の個数: 24

約数和(自身を含む): 23154768

約数和(自身を除く): 5008549

約数列:

[1, 7, 13, 49, 61, 91, 427, 467, 637, 793, 2989, 3269, 5551, 6071, 22883, 28487, 38857, 42497, 199409, 297479, 370331, 1395863, 2592317, 18146219]

約数ペア:

[(1, 18146219), (7, 2592317), (13, 1395863), (49, 370331), (61, 297479), (91, 199409), (427, 42497), (467, 38857), (637, 28487), (793, 22883), (2989, 6071), (3269, 5551)]