19180623

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1931}}^1$

素因数の和:1995

約数の個数: 32

約数和(自身を含む): 32643072

約数和(自身を除く): 13462449

約数列:

[1, 3, 7, 11, 21, 33, 43, 77, 129, 231, 301, 473, 903, 1419, 1931, 3311, 5793, 9933, 13517, 21241, 40551, 63723, 83033, 148687, 249099, 446061, 581231, 913363, 1743693, 2740089, 6393541, 19180623]

約数ペア:

[(1, 19180623), (3, 6393541), (7, 2740089), (11, 1743693), (21, 913363), (33, 581231), (43, 446061), (77, 249099), (129, 148687), (231, 83033), (301, 63723), (473, 40551), (903, 21241), (1419, 13517), (1931, 9933), (3311, 5793)]