19108187

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:180

約数の個数: 32

約数和(自身を含む): 24624000

約数和(自身を除く): 5515813

約数列:

[1, 7, 17, 29, 49, 113, 119, 203, 343, 493, 791, 833, 1421, 1921, 3277, 3451, 5537, 5831, 9947, 13447, 22939, 24157, 38759, 55709, 94129, 160573, 169099, 389963, 658903, 1124011, 2729741, 19108187]

約数ペア:

[(1, 19108187), (7, 2729741), (17, 1124011), (29, 658903), (49, 389963), (113, 169099), (119, 160573), (203, 94129), (343, 55709), (493, 38759), (791, 24157), (833, 22939), (1421, 13447), (1921, 9947), (3277, 5831), (3451, 5537)]