4080478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{643}}^1$

素因数の和:831

約数の個数: 16

約数和(自身を含む): 6491520

約数和(自身を除く): 2411042

約数列:

[1, 2, 19, 38, 167, 334, 643, 1286, 3173, 6346, 12217, 24434, 107381, 214762, 2040239, 4080478]

約数ペア:

[(1, 4080478), (2, 2040239), (19, 214762), (38, 107381), (167, 24434), (334, 12217), (643, 6346), (1286, 3173)]