18918584

素因数分解:

$2^3\times {\mathrm{479}}^1\times {\mathrm{4937}}^1$

素因数の和:5422

約数の個数: 16

約数和(自身を含む): 35553600

約数和(自身を除く): 16635016

約数列:

[1, 2, 4, 8, 479, 958, 1916, 3832, 4937, 9874, 19748, 39496, 2364823, 4729646, 9459292, 18918584]

約数ペア:

[(1, 18918584), (2, 9459292), (4, 4729646), (8, 2364823), (479, 39496), (958, 19748), (1916, 9874), (3832, 4937)]