20535903

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{40031}}^1$

素因数の和:40059

約数の個数: 16

約数和(自身を含む): 32025600

約数和(自身を除く): 11489697

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 40031, 120093, 360279, 760589, 1080837, 2281767, 6845301, 20535903]

約数ペア:

[(1, 20535903), (3, 6845301), (9, 2281767), (19, 1080837), (27, 760589), (57, 360279), (171, 120093), (513, 40031)]