18966484

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{521}}^1$

素因数の和:1023

約数の個数: 24

約数和(自身を含む): 35078400

約数和(自身を除く): 16111916

約数列:

[1, 2, 4, 19, 38, 76, 479, 521, 958, 1042, 1916, 2084, 9101, 9899, 18202, 19798, 36404, 39596, 249559, 499118, 998236, 4741621, 9483242, 18966484]

約数ペア:

[(1, 18966484), (2, 9483242), (4, 4741621), (19, 998236), (38, 499118), (76, 249559), (479, 39596), (521, 36404), (958, 19798), (1042, 18202), (1916, 9899), (2084, 9101)]