1986545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1901}}^1$

素因数の和:1936

約数の個数: 16

約数和(自身を含む): 2738880

約数和(自身を除く): 752335

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 1901, 9505, 20911, 36119, 104555, 180595, 397309, 1986545]

約数ペア:

[(1, 1986545), (5, 397309), (11, 180595), (19, 104555), (55, 36119), (95, 20911), (209, 9505), (1045, 1901)]