2021974790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18381589}}^1$

素因数の和:18381607

約数の個数: 16

約数和(自身を含む): 3970423440

約数和(自身を除く): 1948448650

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 18381589, 36763178, 91907945, 183815890, 202197479, 404394958, 1010987395, 2021974790]

約数ペア:

[(1, 2021974790), (2, 1010987395), (5, 404394958), (10, 202197479), (11, 183815890), (22, 91907945), (55, 36763178), (110, 18381589)]