20333555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{2137}}^1$

素因数の和:2326

約数の個数: 16

約数和(自身を含む): 26784864

約数和(自身を除く): 6451309

約数列:

[1, 5, 11, 55, 173, 865, 1903, 2137, 9515, 10685, 23507, 117535, 369701, 1848505, 4066711, 20333555]

約数ペア:

[(1, 20333555), (5, 4066711), (11, 1848505), (55, 369701), (173, 117535), (865, 23507), (1903, 10685), (2137, 9515)]