19754042

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{128273}}^1$

素因数の和:128293

約数の個数: 16

約数和(自身を含む): 36942912

約数和(自身を除く): 17188870

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 128273, 256546, 897911, 1411003, 1795822, 2822006, 9877021, 19754042]

約数ペア:

[(1, 19754042), (2, 9877021), (7, 2822006), (11, 1795822), (14, 1411003), (22, 897911), (77, 256546), (154, 128273)]