18542391

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{5417}}^1$

素因数の和:5590

約数の個数: 16

約数和(自身を含む): 28433664

約数和(自身を除く): 9891273

約数列:

[1, 3, 7, 21, 163, 489, 1141, 3423, 5417, 16251, 37919, 113757, 882971, 2648913, 6180797, 18542391]

約数ペア:

[(1, 18542391), (3, 6180797), (7, 2648913), (21, 882971), (163, 113757), (489, 37919), (1141, 16251), (3423, 5417)]