20161687678

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{3637}}^1\times {\mathrm{22907}}^1$

素因数の和:26568

約数の個数: 24

約数和(自身を含む): 33252382296

約数和(自身を除く): 13090694618

約数列:

[1, 2, 11, 22, 121, 242, 3637, 7274, 22907, 40007, 45814, 80014, 251977, 440077, 503954, 880154, 2771747, 5543494, 83312759, 166625518, 916440349, 1832880698, 10080843839, 20161687678]

約数ペア:

[(1, 20161687678), (2, 10080843839), (11, 1832880698), (22, 916440349), (121, 166625518), (242, 83312759), (3637, 5543494), (7274, 2771747), (22907, 880154), (40007, 503954), (45814, 440077), (80014, 251977)]