20296815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17573}}^1$

素因数の和:17599

約数の個数: 32

約数和(自身を含む): 40490496

約数和(自身を除く): 20193681

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 17573, 52719, 87865, 123011, 193303, 263595, 369033, 579909, 615055, 966515, 1353121, 1845165, 2899545, 4059363, 6765605, 20296815]

約数ペア:

[(1, 20296815), (3, 6765605), (5, 4059363), (7, 2899545), (11, 1845165), (15, 1353121), (21, 966515), (33, 615055), (35, 579909), (55, 369033), (77, 263595), (105, 193303), (165, 123011), (231, 87865), (385, 52719), (1155, 17573)]