19872188

素因数分解:

$2^2\times 7^1\times {\mathrm{457}}^1\times {\mathrm{1553}}^1$

素因数の和:2021

約数の個数: 24

約数和(自身を含む): 39856992

約数和(自身を除く): 19984804

約数列:

[1, 2, 4, 7, 14, 28, 457, 914, 1553, 1828, 3106, 3199, 6212, 6398, 10871, 12796, 21742, 43484, 709721, 1419442, 2838884, 4968047, 9936094, 19872188]

約数ペア:

[(1, 19872188), (2, 9936094), (4, 4968047), (7, 2838884), (14, 1419442), (28, 709721), (457, 43484), (914, 21742), (1553, 12796), (1828, 10871), (3106, 6398), (3199, 6212)]