16689978

素因数分解:

$2^1\times 3^2\times {\mathrm{229}}^1\times {\mathrm{4049}}^1$

素因数の和:4286

約数の個数: 24

約数和(自身を含む): 36328500

約数和(自身を除く): 19638522

約数列:

[1, 2, 3, 6, 9, 18, 229, 458, 687, 1374, 2061, 4049, 4122, 8098, 12147, 24294, 36441, 72882, 927221, 1854442, 2781663, 5563326, 8344989, 16689978]

約数ペア:

[(1, 16689978), (2, 8344989), (3, 5563326), (6, 2781663), (9, 1854442), (18, 927221), (229, 72882), (458, 36441), (687, 24294), (1374, 12147), (2061, 8098), (4049, 4122)]