20159076777

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{970633}}^1$

素因数の和:970709

約数の個数: 32

約数和(自身を含む): 32799664128

約数和(自身を除く): 12640587351

約数列:

[1, 3, 7, 21, 23, 43, 69, 129, 161, 301, 483, 903, 989, 2967, 6923, 20769, 970633, 2911899, 6794431, 20383293, 22324559, 41737219, 66973677, 125211657, 156271913, 292160533, 468815739, 876481599, 959956037, 2879868111, 6719692259, 20159076777]

約数ペア:

[(1, 20159076777), (3, 6719692259), (7, 2879868111), (21, 959956037), (23, 876481599), (43, 468815739), (69, 292160533), (129, 156271913), (161, 125211657), (301, 66973677), (483, 41737219), (903, 22324559), (989, 20383293), (2967, 6794431), (6923, 2911899), (20769, 970633)]