20219134

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{2203}}^1$

素因数の和:2571

約数の個数: 16

約数和(自身を含む): 32769072

約数和(自身を除く): 12549938

約数列:

[1, 2, 13, 26, 353, 706, 2203, 4406, 4589, 9178, 28639, 57278, 777659, 1555318, 10109567, 20219134]

約数ペア:

[(1, 20219134), (2, 10109567), (13, 1555318), (26, 777659), (353, 57278), (706, 28639), (2203, 9178), (4406, 4589)]