20191175741

素因数分解:

${\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{66721}}^1$

素因数の和:66845

約数の個数: 24

約数和(自身を含む): 23107963704

約数和(自身を除く): 2916787963

約数列:

[1, 11, 41, 61, 121, 451, 671, 2501, 4961, 7381, 27511, 66721, 302621, 733931, 2735561, 4069981, 8073241, 30091171, 44769791, 166869221, 331002881, 492467701, 1835561431, 20191175741]

約数ペア:

[(1, 20191175741), (11, 1835561431), (41, 492467701), (61, 331002881), (121, 166869221), (451, 44769791), (671, 30091171), (2501, 8073241), (4961, 4069981), (7381, 2735561), (27511, 733931), (66721, 302621)]