20455732

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{4603}}^1$

素因数の和:4719

約数の個数: 24

約数和(自身を含む): 39447072

約数和(自身を除く): 18991340

約数列:

[1, 2, 4, 11, 22, 44, 101, 202, 404, 1111, 2222, 4444, 4603, 9206, 18412, 50633, 101266, 202532, 464903, 929806, 1859612, 5113933, 10227866, 20455732]

約数ペア:

[(1, 20455732), (2, 10227866), (4, 5113933), (11, 1859612), (22, 929806), (44, 464903), (101, 202532), (202, 101266), (404, 50633), (1111, 18412), (2222, 9206), (4444, 4603)]