20295093

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4373}}^1$

素因数の和:4413

約数の個数: 32

約数和(自身を含む): 35271936

約数和(自身を除く): 14976843

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4373, 4641, 13119, 30611, 56849, 74341, 91833, 170547, 223023, 397943, 520387, 966433, 1193829, 1561161, 2899299, 6765031, 20295093]

約数ペア:

[(1, 20295093), (3, 6765031), (7, 2899299), (13, 1561161), (17, 1193829), (21, 966433), (39, 520387), (51, 397943), (91, 223023), (119, 170547), (221, 91833), (273, 74341), (357, 56849), (663, 30611), (1547, 13119), (4373, 4641)]