18345477

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2003}}^1$

素因数の和:2120

約数の個数: 16

約数和(自身を含む): 25394688

約数和(自身を除く): 7049211

約数列:

[1, 3, 43, 71, 129, 213, 2003, 3053, 6009, 9159, 86129, 142213, 258387, 426639, 6115159, 18345477]

約数ペア:

[(1, 18345477), (3, 6115159), (43, 426639), (71, 258387), (129, 142213), (213, 86129), (2003, 9159), (3053, 6009)]