18278008

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^2\times {\mathrm{617}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 41010480

約数和(自身を除く): 22732472

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 529, 617, 644, 1058, 1234, 1288, 2116, 2468, 3703, 4232, 4319, 4936, 7406, 8638, 14191, 14812, 17276, 28382, 29624, 34552, 56764, 99337, 113528, 198674, 326393, 397348, 652786, 794696, 1305572, 2284751, 2611144, 4569502, 9139004, 18278008]

約数ペア:

[(1, 18278008), (2, 9139004), (4, 4569502), (7, 2611144), (8, 2284751), (14, 1305572), (23, 794696), (28, 652786), (46, 397348), (56, 326393), (92, 198674), (161, 113528), (184, 99337), (322, 56764), (529, 34552), (617, 29624), (644, 28382), (1058, 17276), (1234, 14812), (1288, 14191), (2116, 8638), (2468, 7406), (3703, 4936), (4232, 4319)]