18949441

素因数分解:

$7^1\times {\mathrm{17}}^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:106

約数の個数: 32

約数和(自身を含む): 25056000

約数和(自身を除く): 6106559

約数列:

[1, 7, 17, 19, 29, 119, 133, 203, 289, 323, 493, 551, 2023, 2261, 3451, 3857, 4913, 5491, 8381, 9367, 34391, 38437, 58667, 65569, 93347, 142477, 159239, 653429, 997339, 1114673, 2707063, 18949441]

約数ペア:

[(1, 18949441), (7, 2707063), (17, 1114673), (19, 997339), (29, 653429), (119, 159239), (133, 142477), (203, 93347), (289, 65569), (323, 58667), (493, 38437), (551, 34391), (2023, 9367), (2261, 8381), (3451, 5491), (3857, 4913)]