19005021

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{5113}}^1$

素因数の和:5185

約数の個数: 24

約数和(自身を含む): 31911360

約数和(自身を除く): 12906339

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 1239, 3717, 5113, 15339, 35791, 46017, 107373, 301667, 322119, 905001, 2111669, 2715003, 6335007, 19005021]

約数ペア:

[(1, 19005021), (3, 6335007), (7, 2715003), (9, 2111669), (21, 905001), (59, 322119), (63, 301667), (177, 107373), (413, 46017), (531, 35791), (1239, 15339), (3717, 5113)]