18111373

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:193

約数の個数: 24

約数和(自身を含む): 22261568

約数和(自身を除く): 4150195

約数列:

[1, 7, 23, 67, 73, 161, 469, 511, 529, 1541, 1679, 3703, 4891, 10787, 11753, 34237, 35443, 38617, 112493, 248101, 270319, 787451, 2587339, 18111373]

約数ペア:

[(1, 18111373), (7, 2587339), (23, 787451), (67, 270319), (73, 248101), (161, 112493), (469, 38617), (511, 35443), (529, 34237), (1541, 11753), (1679, 10787), (3703, 4891)]