19158839

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{937}}^1$

素因数の和:1094

約数の個数: 16

約数和(自身を含む): 23052288

約数和(自身を除く): 3893449

約数列:

[1, 7, 23, 127, 161, 889, 937, 2921, 6559, 20447, 21551, 118999, 150857, 832993, 2736977, 19158839]

約数ペア:

[(1, 19158839), (7, 2736977), (23, 832993), (127, 150857), (161, 118999), (889, 21551), (937, 20447), (2921, 6559)]