489631748

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{13229}}^1$

素因数の和:13739

約数の個数: 24

約数和(自身を含む): 903873600

約数和(自身を除く): 414241852

約数列:

[1, 2, 4, 19, 38, 76, 487, 974, 1948, 9253, 13229, 18506, 26458, 37012, 52916, 251351, 502702, 1005404, 6442523, 12885046, 25770092, 122407937, 244815874, 489631748]

約数ペア:

[(1, 489631748), (2, 244815874), (4, 122407937), (19, 25770092), (38, 12885046), (76, 6442523), (487, 1005404), (974, 502702), (1948, 251351), (9253, 52916), (13229, 37012), (18506, 26458)]