164742019

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{20147}}^1$

素因数の和:20214

約数の個数: 16

約数和(自身を含む): 192937248

約数和(自身を除く): 28195229

約数列:

[1, 13, 17, 37, 221, 481, 629, 8177, 20147, 261911, 342499, 745439, 4452487, 9690707, 12672463, 164742019]

約数ペア:

[(1, 164742019), (13, 12672463), (17, 9690707), (37, 4452487), (221, 745439), (481, 342499), (629, 261911), (8177, 20147)]