20187501044

素因数分解:

$2^2\times {\mathrm{439}}^1\times {\mathrm{547}}^1\times {\mathrm{21017}}^1$

素因数の和:22007

約数の個数: 24

約数和(自身を含む): 35475021120

約数和(自身を除く): 15287520076

約数列:

[1, 2, 4, 439, 547, 878, 1094, 1756, 2188, 21017, 42034, 84068, 240133, 480266, 960532, 9226463, 11496299, 18452926, 22992598, 36905852, 45985196, 5046875261, 10093750522, 20187501044]

約数ペア:

[(1, 20187501044), (2, 10093750522), (4, 5046875261), (439, 45985196), (547, 36905852), (878, 22992598), (1094, 18452926), (1756, 11496299), (2188, 9226463), (21017, 960532), (42034, 480266), (84068, 240133)]