19610815

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^2$

素因数の和:319

約数の個数: 24

約数和(自身を含む): 28023840

約数和(自身を除く): 8413025

約数列:

[1, 5, 7, 29, 35, 139, 145, 203, 695, 973, 1015, 4031, 4865, 19321, 20155, 28217, 96605, 135247, 141085, 560309, 676235, 2801545, 3922163, 19610815]

約数ペア:

[(1, 19610815), (5, 3922163), (7, 2801545), (29, 676235), (35, 560309), (139, 141085), (145, 135247), (203, 96605), (695, 28217), (973, 20155), (1015, 19321), (4031, 4865)]