19290970

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{14081}}^1$

素因数の和:14225

約数の個数: 16

約数和(自身を含む): 34979688

約数和(自身を除く): 15688718

約数列:

[1, 2, 5, 10, 137, 274, 685, 1370, 14081, 28162, 70405, 140810, 1929097, 3858194, 9645485, 19290970]

約数ペア:

[(1, 19290970), (2, 9645485), (5, 3858194), (10, 1929097), (137, 140810), (274, 70405), (685, 28162), (1370, 14081)]