19012161

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{6911}}^1$

素因数の和:7052

約数の個数: 16

約数和(自身を含む): 29196288

約数和(自身を除く): 10184127

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 6911, 20733, 48377, 145131, 905341, 2716023, 6337387, 19012161]

約数ペア:

[(1, 19012161), (3, 6337387), (7, 2716023), (21, 905341), (131, 145131), (393, 48377), (917, 20733), (2751, 6911)]