20054706

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 48193536

約数和(自身を除く): 28138830

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 73, 93, 146, 186, 211, 217, 219, 422, 434, 438, 511, 633, 651, 1022, 1266, 1302, 1477, 1533, 2263, 2954, 3066, 4431, 4526, 6541, 6789, 8862, 13082, 13578, 15403, 15841, 19623, 30806, 31682, 39246, 45787, 46209, 47523, 91574, 92418, 95046, 107821, 137361, 215642, 274722, 323463, 477493, 646926, 954986, 1432479, 2864958, 3342451, 6684902, 10027353, 20054706]

約数ペア:

[(1, 20054706), (2, 10027353), (3, 6684902), (6, 3342451), (7, 2864958), (14, 1432479), (21, 954986), (31, 646926), (42, 477493), (62, 323463), (73, 274722), (93, 215642), (146, 137361), (186, 107821), (211, 95046), (217, 92418), (219, 91574), (422, 47523), (434, 46209), (438, 45787), (511, 39246), (633, 31682), (651, 30806), (1022, 19623), (1266, 15841), (1302, 15403), (1477, 13578), (1533, 13082), (2263, 8862), (2954, 6789), (3066, 6541), (4431, 4526)]