20693856

素因数分解:

$2^5\times 3^1\times {\mathrm{157}}^1\times {\mathrm{1373}}^1$

素因数の和:1543

約数の個数: 48

約数和(自身を含む): 54707184

約数和(自身を除く): 34013328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 157, 314, 471, 628, 942, 1256, 1373, 1884, 2512, 2746, 3768, 4119, 5024, 5492, 7536, 8238, 10984, 15072, 16476, 21968, 32952, 43936, 65904, 131808, 215561, 431122, 646683, 862244, 1293366, 1724488, 2586732, 3448976, 5173464, 6897952, 10346928, 20693856]

約数ペア:

[(1, 20693856), (2, 10346928), (3, 6897952), (4, 5173464), (6, 3448976), (8, 2586732), (12, 1724488), (16, 1293366), (24, 862244), (32, 646683), (48, 431122), (96, 215561), (157, 131808), (314, 65904), (471, 43936), (628, 32952), (942, 21968), (1256, 16476), (1373, 15072), (1884, 10984), (2512, 8238), (2746, 7536), (3768, 5492), (4119, 5024)]