20804905317

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{937}}^1\times {\mathrm{5011}}^1$

素因数の和:6169

約数の個数: 32

約数和(自身を含む): 31893320704

約数和(自身を除く): 11088415387

約数列:

[1, 3, 7, 21, 211, 633, 937, 1477, 2811, 4431, 5011, 6559, 15033, 19677, 35077, 105231, 197707, 593121, 1057321, 1383949, 3171963, 4151847, 4695307, 7401247, 14085921, 22203741, 32867149, 98601447, 990709777, 2972129331, 6934968439, 20804905317]

約数ペア:

[(1, 20804905317), (3, 6934968439), (7, 2972129331), (21, 990709777), (211, 98601447), (633, 32867149), (937, 22203741), (1477, 14085921), (2811, 7401247), (4431, 4695307), (5011, 4151847), (6559, 3171963), (15033, 1383949), (19677, 1057321), (35077, 593121), (105231, 197707)]