19142255

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{347}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 27060480

約数和(自身を除く): 7918225

約数列:

[1, 5, 11, 17, 55, 59, 85, 187, 295, 347, 649, 935, 1003, 1735, 3245, 3817, 5015, 5899, 11033, 19085, 20473, 29495, 55165, 64889, 102365, 225203, 324445, 348041, 1126015, 1740205, 3828451, 19142255]

約数ペア:

[(1, 19142255), (5, 3828451), (11, 1740205), (17, 1126015), (55, 348041), (59, 324445), (85, 225203), (187, 102365), (295, 64889), (347, 55165), (649, 29495), (935, 20473), (1003, 19085), (1735, 11033), (3245, 5899), (3817, 5015)]