18859701

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{39047}}^1$

素因数の和:39080

約数の個数: 16

約数和(自身を含む): 29988864

約数和(自身を除く): 11129163

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 39047, 117141, 273329, 819987, 898081, 2694243, 6286567, 18859701]

約数ペア:

[(1, 18859701), (3, 6286567), (7, 2694243), (21, 898081), (23, 819987), (69, 273329), (161, 117141), (483, 39047)]