20782982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{23041}}^1$

素因数の和:23095

約数の個数: 16

約数和(自身を含む): 34839504

約数和(自身を除く): 14056522

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 23041, 46082, 253451, 506902, 944681, 1889362, 10391491, 20782982]

約数ペア:

[(1, 20782982), (2, 10391491), (11, 1889362), (22, 944681), (41, 506902), (82, 253451), (451, 46082), (902, 23041)]