18257949

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2539}}^1$

素因数の和:2609

約数の個数: 24

約数和(自身を含む): 28529280

約数和(自身を除く): 10271331

約数列:

[1, 3, 9, 17, 47, 51, 141, 153, 423, 799, 2397, 2539, 7191, 7617, 22851, 43163, 119333, 129489, 357999, 388467, 1073997, 2028661, 6085983, 18257949]

約数ペア:

[(1, 18257949), (3, 6085983), (9, 2028661), (17, 1073997), (47, 388467), (51, 357999), (141, 129489), (153, 119333), (423, 43163), (799, 22851), (2397, 7617), (2539, 7191)]