20014839

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{13159}}^1$

素因数の和:13191

約数の個数: 18

約数和(自身を含む): 31307640

約数和(自身を除く): 11292801

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 13159, 39477, 118431, 171067, 513201, 1539603, 2223871, 6671613, 20014839]

約数ペア:

[(1, 20014839), (3, 6671613), (9, 2223871), (13, 1539603), (39, 513201), (117, 171067), (169, 118431), (507, 39477), (1521, 13159)]