19232997

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 32186880

約数和(自身を除く): 12953883

約数列:

[1, 3, 7, 19, 21, 43, 57, 59, 129, 133, 177, 301, 361, 399, 413, 817, 903, 1083, 1121, 1239, 2451, 2527, 2537, 3363, 5719, 7581, 7611, 7847, 15523, 17157, 17759, 21299, 23541, 46569, 48203, 53277, 63897, 108661, 144609, 149093, 325983, 337421, 447279, 915857, 1012263, 2747571, 6410999, 19232997]

約数ペア:

[(1, 19232997), (3, 6410999), (7, 2747571), (19, 1012263), (21, 915857), (43, 447279), (57, 337421), (59, 325983), (129, 149093), (133, 144609), (177, 108661), (301, 63897), (361, 53277), (399, 48203), (413, 46569), (817, 23541), (903, 21299), (1083, 17759), (1121, 17157), (1239, 15523), (2451, 7847), (2527, 7611), (2537, 7581), (3363, 5719)]