20185232

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{29339}}^1$

素因数の和:29390

約数の個数: 20

約数和(自身を含む): 40019760

約数和(自身を除く): 19834528

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 29339, 58678, 117356, 234712, 469424, 1261577, 2523154, 5046308, 10092616, 20185232]

約数ペア:

[(1, 20185232), (2, 10092616), (4, 5046308), (8, 2523154), (16, 1261577), (43, 469424), (86, 234712), (172, 117356), (344, 58678), (688, 29339)]