18789027829

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2531}}^1\times {\mathrm{51913}}^1$

素因数の和:54468

約数の個数: 16

約数和(自身を含む): 22082969664

約数和(自身を除く): 3293941835

約数列:

[1, 11, 13, 143, 2531, 27841, 32903, 51913, 361933, 571043, 674869, 7423559, 131391803, 1445309833, 1708093439, 18789027829]

約数ペア:

[(1, 18789027829), (11, 1708093439), (13, 1445309833), (143, 131391803), (2531, 7423559), (27841, 674869), (32903, 571043), (51913, 361933)]