20012144

素因数分解:

$2^4\times {\mathrm{919}}^1\times {\mathrm{1361}}^1$

素因数の和:2288

約数の個数: 20

約数和(自身を含む): 38844240

約数和(自身を除く): 18832096

約数列:

[1, 2, 4, 8, 16, 919, 1361, 1838, 2722, 3676, 5444, 7352, 10888, 14704, 21776, 1250759, 2501518, 5003036, 10006072, 20012144]

約数ペア:

[(1, 20012144), (2, 10006072), (4, 5003036), (8, 2501518), (16, 1250759), (919, 21776), (1361, 14704), (1838, 10888), (2722, 7352), (3676, 5444)]