20384806

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{2521}}^1$

素因数の和:2847

約数の個数: 16

約数和(自身を含む): 33048288

約数和(自身を除く): 12663482

約数列:

[1, 2, 13, 26, 311, 622, 2521, 4043, 5042, 8086, 32773, 65546, 784031, 1568062, 10192403, 20384806]

約数ペア:

[(1, 20384806), (2, 10192403), (13, 1568062), (26, 784031), (311, 65546), (622, 32773), (2521, 8086), (4043, 5042)]