18259612

素因数分解:

$2^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1549}}^1$

素因数の和:1981

約数の個数: 24

約数和(自身を含む): 36629600

約数和(自身を除く): 18369988

約数列:

[1, 2, 4, 7, 14, 28, 421, 842, 1549, 1684, 2947, 3098, 5894, 6196, 10843, 11788, 21686, 43372, 652129, 1304258, 2608516, 4564903, 9129806, 18259612]

約数ペア:

[(1, 18259612), (2, 9129806), (4, 4564903), (7, 2608516), (14, 1304258), (28, 652129), (421, 43372), (842, 21686), (1549, 11788), (1684, 10843), (2947, 6196), (3098, 5894)]