19531457

素因数分解:

${\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 22880256

約数和(自身を除く): 3348799

約数列:

[1, 11, 31, 41, 121, 127, 341, 451, 1271, 1397, 3751, 3937, 4961, 5207, 13981, 15367, 43307, 57277, 153791, 161417, 476377, 630047, 1775587, 19531457]

約数ペア:

[(1, 19531457), (11, 1775587), (31, 630047), (41, 476377), (121, 161417), (127, 153791), (341, 57277), (451, 43307), (1271, 15367), (1397, 13981), (3751, 5207), (3937, 4961)]