2013191205

素因数分解:

$3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{208729}}^1$

素因数の和:209380

約数の個数: 16

約数和(自身を含む): 3226130880

約数和(自身を除く): 1212939675

約数列:

[1, 3, 5, 15, 643, 1929, 3215, 9645, 208729, 626187, 1043645, 3130935, 134212747, 402638241, 671063735, 2013191205]

約数ペア:

[(1, 2013191205), (3, 671063735), (5, 402638241), (15, 134212747), (643, 3130935), (1929, 1043645), (3215, 626187), (9645, 208729)]