18270856

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1693}}^1$

素因数の和:1789

約数の個数: 32

約数和(自身を含む): 36590400

約数和(自身を除く): 18319544

約数列:

[1, 2, 4, 8, 19, 38, 71, 76, 142, 152, 284, 568, 1349, 1693, 2698, 3386, 5396, 6772, 10792, 13544, 32167, 64334, 120203, 128668, 240406, 257336, 480812, 961624, 2283857, 4567714, 9135428, 18270856]

約数ペア:

[(1, 18270856), (2, 9135428), (4, 4567714), (8, 2283857), (19, 961624), (38, 480812), (71, 257336), (76, 240406), (142, 128668), (152, 120203), (284, 64334), (568, 32167), (1349, 13544), (1693, 10792), (2698, 6772), (3386, 5396)]