18190850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{21401}}^1$

素因数の和:21430

約数の個数: 24

約数和(自身を含む): 35826948

約数和(自身を除く): 17636098

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 21401, 42802, 107005, 214010, 363817, 535025, 727634, 1070050, 1819085, 3638170, 9095425, 18190850]

約数ペア:

[(1, 18190850), (2, 9095425), (5, 3638170), (10, 1819085), (17, 1070050), (25, 727634), (34, 535025), (50, 363817), (85, 214010), (170, 107005), (425, 42802), (850, 21401)]