18706772

素因数分解:

$2^2\times 7^1\times {\mathrm{359}}^1\times {\mathrm{1861}}^1$

素因数の和:2231

約数の個数: 24

約数和(自身を含む): 37537920

約数和(自身を除く): 18831148

約数列:

[1, 2, 4, 7, 14, 28, 359, 718, 1436, 1861, 2513, 3722, 5026, 7444, 10052, 13027, 26054, 52108, 668099, 1336198, 2672396, 4676693, 9353386, 18706772]

約数ペア:

[(1, 18706772), (2, 9353386), (4, 4676693), (7, 2672396), (14, 1336198), (28, 668099), (359, 52108), (718, 26054), (1436, 13027), (1861, 10052), (2513, 7444), (3722, 5026)]