19722878

素因数分解:

$2^1\times 7^1\times {\mathrm{757}}^1\times {\mathrm{1861}}^1$

素因数の和:2627

約数の個数: 16

約数和(自身を含む): 33873504

約数和(自身を除く): 14150626

約数列:

[1, 2, 7, 14, 757, 1514, 1861, 3722, 5299, 10598, 13027, 26054, 1408777, 2817554, 9861439, 19722878]

約数ペア:

[(1, 19722878), (2, 9861439), (7, 2817554), (14, 1408777), (757, 26054), (1514, 13027), (1861, 10598), (3722, 5299)]