199980324

素因数分解:

$2^2\times 3^2\times {\mathrm{5555009}}^1$

素因数の和:5555019

約数の個数: 18

約数和(自身を含む): 505505910

約数和(自身を除く): 305525586

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 5555009, 11110018, 16665027, 22220036, 33330054, 49995081, 66660108, 99990162, 199980324]

約数ペア:

[(1, 199980324), (2, 99990162), (3, 66660108), (4, 49995081), (6, 33330054), (9, 22220036), (12, 16665027), (18, 11110018), (36, 5555009)]