18792976

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61819}}^1$

素因数の和:61846

約数の個数: 20

約数和(自身を含む): 38328400

約数和(自身を除く): 19535424

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 61819, 123638, 247276, 494552, 989104, 1174561, 2349122, 4698244, 9396488, 18792976]

約数ペア:

[(1, 18792976), (2, 9396488), (4, 4698244), (8, 2349122), (16, 1174561), (19, 989104), (38, 494552), (76, 247276), (152, 123638), (304, 61819)]