19960815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4421}}^1$

素因数の和:4479

約数の個数: 32

約数和(自身を含む): 37357056

約数和(自身を除く): 17396241

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 301, 645, 903, 1505, 4421, 4515, 13263, 22105, 30947, 66315, 92841, 154735, 190103, 464205, 570309, 950515, 1330721, 2851545, 3992163, 6653605, 19960815]

約数ペア:

[(1, 19960815), (3, 6653605), (5, 3992163), (7, 2851545), (15, 1330721), (21, 950515), (35, 570309), (43, 464205), (105, 190103), (129, 154735), (215, 92841), (301, 66315), (645, 30947), (903, 22105), (1505, 13263), (4421, 4515)]