18183627

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1381}}^1$

素因数の和:1424

約数の個数: 48

約数和(自身を含む): 34494720

約数和(自身を除く): 16311093

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 57, 63, 77, 99, 133, 171, 209, 231, 399, 627, 693, 1197, 1381, 1463, 1881, 4143, 4389, 9667, 12429, 13167, 15191, 26239, 29001, 45573, 78717, 87003, 106337, 136719, 183673, 236151, 288629, 319011, 551019, 865887, 957033, 1653057, 2020403, 2597661, 6061209, 18183627]

約数ペア:

[(1, 18183627), (3, 6061209), (7, 2597661), (9, 2020403), (11, 1653057), (19, 957033), (21, 865887), (33, 551019), (57, 319011), (63, 288629), (77, 236151), (99, 183673), (133, 136719), (171, 106337), (209, 87003), (231, 78717), (399, 45573), (627, 29001), (693, 26239), (1197, 15191), (1381, 13167), (1463, 12429), (1881, 9667), (4143, 4389)]