2019853905

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{124567}}^1$

素因数の和:124645

約数の個数: 32

約数和(自身を含む): 3444056064

約数和(自身を除く): 1424202159

約数列:

[1, 3, 5, 15, 23, 47, 69, 115, 141, 235, 345, 705, 1081, 3243, 5405, 16215, 124567, 373701, 622835, 1868505, 2865041, 5854649, 8595123, 14325205, 17563947, 29273245, 42975615, 87819735, 134656927, 403970781, 673284635, 2019853905]

約数ペア:

[(1, 2019853905), (3, 673284635), (5, 403970781), (15, 134656927), (23, 87819735), (47, 42975615), (69, 29273245), (115, 17563947), (141, 14325205), (235, 8595123), (345, 5854649), (705, 2865041), (1081, 1868505), (3243, 622835), (5405, 373701), (16215, 124567)]