19025685

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{2237}}^1$

素因数の和:2264

約数の個数: 48

約数和(自身を含む): 39102336

約数和(自身を除く): 20076651

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 315, 405, 567, 945, 1215, 1701, 2237, 2835, 6711, 8505, 11185, 15659, 20133, 33555, 46977, 60399, 78295, 100665, 140931, 181197, 234885, 301995, 422793, 543591, 704655, 905985, 1268379, 2113965, 2717955, 3805137, 6341895, 19025685]

約数ペア:

[(1, 19025685), (3, 6341895), (5, 3805137), (7, 2717955), (9, 2113965), (15, 1268379), (21, 905985), (27, 704655), (35, 543591), (45, 422793), (63, 301995), (81, 234885), (105, 181197), (135, 140931), (189, 100665), (243, 78295), (315, 60399), (405, 46977), (567, 33555), (945, 20133), (1215, 15659), (1701, 11185), (2237, 8505), (2835, 6711)]