19023508

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 39682944

約数和(自身を除く): 20659436

約数列:

[1, 2, 4, 7, 14, 28, 41, 73, 82, 146, 164, 227, 287, 292, 454, 511, 574, 908, 1022, 1148, 1589, 2044, 2993, 3178, 5986, 6356, 9307, 11972, 16571, 18614, 20951, 33142, 37228, 41902, 65149, 66284, 83804, 115997, 130298, 231994, 260596, 463988, 679411, 1358822, 2717644, 4755877, 9511754, 19023508]

約数ペア:

[(1, 19023508), (2, 9511754), (4, 4755877), (7, 2717644), (14, 1358822), (28, 679411), (41, 463988), (73, 260596), (82, 231994), (146, 130298), (164, 115997), (227, 83804), (287, 66284), (292, 65149), (454, 41902), (511, 37228), (574, 33142), (908, 20951), (1022, 18614), (1148, 16571), (1589, 11972), (2044, 9307), (2993, 6356), (3178, 5986)]