20348847145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{474941}}^1$

素因数の和:475017

約数の個数: 32

約数和(自身を含む): 28724492160

約数和(自身を除く): 8375645015

約数列:

[1, 5, 11, 19, 41, 55, 95, 205, 209, 451, 779, 1045, 2255, 3895, 8569, 42845, 474941, 2374705, 5224351, 9023879, 19472581, 26121755, 45119395, 97362905, 99262669, 214198391, 369979039, 496313345, 1070991955, 1849895195, 4069769429, 20348847145]

約数ペア:

[(1, 20348847145), (5, 4069769429), (11, 1849895195), (19, 1070991955), (41, 496313345), (55, 369979039), (95, 214198391), (205, 99262669), (209, 97362905), (451, 45119395), (779, 26121755), (1045, 19472581), (2255, 9023879), (3895, 5224351), (8569, 2374705), (42845, 474941)]