201817232

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{293339}}^1$

素因数の和:293390

約数の個数: 20

約数和(自身を含む): 400115760

約数和(自身を除く): 198298528

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 293339, 586678, 1173356, 2346712, 4693424, 12613577, 25227154, 50454308, 100908616, 201817232]

約数ペア:

[(1, 201817232), (2, 100908616), (4, 50454308), (8, 25227154), (16, 12613577), (43, 4693424), (86, 2346712), (172, 1173356), (344, 586678), (688, 293339)]