18247401

素因数分解:

$3^2\times {\mathrm{37}}^2\times {\mathrm{1481}}^1$

素因数の和:1561

約数の個数: 18

約数和(自身を含む): 27107262

約数和(自身を除く): 8859861

約数列:

[1, 3, 9, 37, 111, 333, 1369, 1481, 4107, 4443, 12321, 13329, 54797, 164391, 493173, 2027489, 6082467, 18247401]

約数ペア:

[(1, 18247401), (3, 6082467), (9, 2027489), (37, 493173), (111, 164391), (333, 54797), (1369, 13329), (1481, 12321), (4107, 4443)]