209895384

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{203387}}^1$

素因数の和:203439

約数の個数: 32

約数和(自身を含む): 536944320

約数和(自身を除く): 327048936

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 203387, 406774, 610161, 813548, 1220322, 1627096, 2440644, 4881288, 8745641, 17491282, 26236923, 34982564, 52473846, 69965128, 104947692, 209895384]

約数ペア:

[(1, 209895384), (2, 104947692), (3, 69965128), (4, 52473846), (6, 34982564), (8, 26236923), (12, 17491282), (24, 8745641), (43, 4881288), (86, 2440644), (129, 1627096), (172, 1220322), (258, 813548), (344, 610161), (516, 406774), (1032, 203387)]