18730851

素因数分解:

$3^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:227

約数の個数: 24

約数和(自身を含む): 26453520

約数和(自身を除く): 7722669

約数列:

[1, 3, 31, 73, 89, 93, 219, 267, 961, 2263, 2759, 2883, 6497, 6789, 8277, 19491, 70153, 85529, 201407, 210459, 256587, 604221, 6243617, 18730851]

約数ペア:

[(1, 18730851), (3, 6243617), (31, 604221), (73, 256587), (89, 210459), (93, 201407), (219, 85529), (267, 70153), (961, 19491), (2263, 8277), (2759, 6789), (2883, 6497)]