18927117

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4663}}^1$

素因数の和:4721

約数の個数: 24

約数和(自身を含む): 30558528

約数和(自身を除く): 11631411

約数列:

[1, 3, 9, 11, 33, 41, 99, 123, 369, 451, 1353, 4059, 4663, 13989, 41967, 51293, 153879, 191183, 461637, 573549, 1720647, 2103013, 6309039, 18927117]

約数ペア:

[(1, 18927117), (3, 6309039), (9, 2103013), (11, 1720647), (33, 573549), (41, 461637), (99, 191183), (123, 153879), (369, 51293), (451, 41967), (1353, 13989), (4059, 4663)]