18752769

素因数分解:

$3^3\times 7^1\times {\mathrm{313}}^1\times {\mathrm{317}}^1$

素因数の和:646

約数の個数: 32

約数和(自身を含む): 31952640

約数和(自身を除く): 13199871

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 313, 317, 939, 951, 2191, 2219, 2817, 2853, 6573, 6657, 8451, 8559, 19719, 19971, 59157, 59913, 99221, 297663, 694547, 892989, 2083641, 2678967, 6250923, 18752769]

約数ペア:

[(1, 18752769), (3, 6250923), (7, 2678967), (9, 2083641), (21, 892989), (27, 694547), (63, 297663), (189, 99221), (313, 59913), (317, 59157), (939, 19971), (951, 19719), (2191, 8559), (2219, 8451), (2817, 6657), (2853, 6573)]