20608161

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{42667}}^1$

素因数の和:42700

約数の個数: 16

約数和(自身を含む): 32769024

約数和(自身を除く): 12160863

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 42667, 128001, 298669, 896007, 981341, 2944023, 6869387, 20608161]

約数ペア:

[(1, 20608161), (3, 6869387), (7, 2944023), (21, 981341), (23, 896007), (69, 298669), (161, 128001), (483, 42667)]