18981670

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{82529}}^1$

素因数の和:82559

約数の個数: 16

約数和(自身を含む): 35652960

約数和(自身を除く): 16671290

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 82529, 165058, 412645, 825290, 1898167, 3796334, 9490835, 18981670]

約数ペア:

[(1, 18981670), (2, 9490835), (5, 3796334), (10, 1898167), (23, 825290), (46, 412645), (115, 165058), (230, 82529)]