19005290227

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2221}}^1\times {\mathrm{5849}}^1$

素因数の和:8107

約数の個数: 32

約数和(自身を含む): 24957504000

約数和(自身を除く): 5952213773

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 2221, 5849, 15547, 24431, 40943, 42199, 64339, 111131, 171017, 295393, 450373, 464189, 777917, 1222441, 3249323, 8557087, 12990629, 90934403, 142896919, 246821951, 1000278433, 1727753657, 2715041461, 19005290227]

約数ペア:

[(1, 19005290227), (7, 2715041461), (11, 1727753657), (19, 1000278433), (77, 246821951), (133, 142896919), (209, 90934403), (1463, 12990629), (2221, 8557087), (5849, 3249323), (15547, 1222441), (24431, 777917), (40943, 464189), (42199, 450373), (64339, 295393), (111131, 171017)]