18110840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41161}}^1$

素因数の和:41183

約数の個数: 32

約数和(自身を含む): 44454960

約数和(自身を除く): 26344120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 41161, 82322, 164644, 205805, 329288, 411610, 452771, 823220, 905542, 1646440, 1811084, 2263855, 3622168, 4527710, 9055420, 18110840]

約数ペア:

[(1, 18110840), (2, 9055420), (4, 4527710), (5, 3622168), (8, 2263855), (10, 1811084), (11, 1646440), (20, 905542), (22, 823220), (40, 452771), (44, 411610), (55, 329288), (88, 205805), (110, 164644), (220, 82322), (440, 41161)]