18086961

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{941}}^1$

素因数の和:1136

約数の個数: 16

約数和(自身を含む): 24868800

約数和(自身を除く): 6781839

約数列:

[1, 3, 43, 129, 149, 447, 941, 2823, 6407, 19221, 40463, 121389, 140209, 420627, 6028987, 18086961]

約数ペア:

[(1, 18086961), (3, 6028987), (43, 420627), (129, 140209), (149, 121389), (447, 40463), (941, 19221), (2823, 6407)]