20340864

素因数分解:

$2^7\times 3^2\times {\mathrm{17657}}^1$

素因数の和:17677

約数の個数: 48

約数和(自身を含む): 58536270

約数和(自身を除く): 38195406

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 1152, 17657, 35314, 52971, 70628, 105942, 141256, 158913, 211884, 282512, 317826, 423768, 565024, 635652, 847536, 1130048, 1271304, 1695072, 2260096, 2542608, 3390144, 5085216, 6780288, 10170432, 20340864]

約数ペア:

[(1, 20340864), (2, 10170432), (3, 6780288), (4, 5085216), (6, 3390144), (8, 2542608), (9, 2260096), (12, 1695072), (16, 1271304), (18, 1130048), (24, 847536), (32, 635652), (36, 565024), (48, 423768), (64, 317826), (72, 282512), (96, 211884), (128, 158913), (144, 141256), (192, 105942), (288, 70628), (384, 52971), (576, 35314), (1152, 17657)]