19956517

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{829}}^1$

素因数の和:1036

約数の個数: 16

約数和(自身を含む): 24169600

約数和(自身を除く): 4213083

約数列:

[1, 7, 19, 133, 181, 829, 1267, 3439, 5803, 15751, 24073, 110257, 150049, 1050343, 2850931, 19956517]

約数ペア:

[(1, 19956517), (7, 2850931), (19, 1050343), (133, 150049), (181, 110257), (829, 24073), (1267, 15751), (3439, 5803)]