18319227

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1\times {\mathrm{223}}^1$

素因数の和:562

約数の個数: 16

約数和(自身を含む): 24837120

約数和(自身を除く): 6517893

約数列:

[1, 3, 139, 197, 223, 417, 591, 669, 27383, 30997, 43931, 82149, 92991, 131793, 6106409, 18319227]

約数ペア:

[(1, 18319227), (3, 6106409), (139, 131793), (197, 92991), (223, 82149), (417, 43931), (591, 30997), (669, 27383)]