20773390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1487}}^1$

素因数の和:1632

約数の個数: 32

約数和(自身を含む): 41140224

約数和(自身を除く): 20366834

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 127, 254, 635, 1270, 1397, 1487, 2794, 2974, 6985, 7435, 13970, 14870, 16357, 32714, 81785, 163570, 188849, 377698, 944245, 1888490, 2077339, 4154678, 10386695, 20773390]

約数ペア:

[(1, 20773390), (2, 10386695), (5, 4154678), (10, 2077339), (11, 1888490), (22, 944245), (55, 377698), (110, 188849), (127, 163570), (254, 81785), (635, 32714), (1270, 16357), (1397, 14870), (1487, 13970), (2794, 7435), (2974, 6985)]