20749677

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{1201}}^1$

素因数の和:1660

約数の個数: 16

約数和(自身を含む): 29886528

約数和(自身を除く): 9136851

約数列:

[1, 3, 13, 39, 443, 1201, 1329, 3603, 5759, 15613, 17277, 46839, 532043, 1596129, 6916559, 20749677]

約数ペア:

[(1, 20749677), (3, 6916559), (13, 1596129), (39, 532043), (443, 46839), (1201, 17277), (1329, 15613), (3603, 5759)]