19008143

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{10733}}^1$

素因数の和:10774

約数の個数: 16

約数和(自身を含む): 24731136

約数和(自身を除く): 5722993

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 10733, 75131, 118063, 246859, 826441, 1728013, 2715449, 19008143]

約数ペア:

[(1, 19008143), (7, 2715449), (11, 1728013), (23, 826441), (77, 246859), (161, 118063), (253, 75131), (1771, 10733)]