20806086

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{70769}}^1$

素因数の和:70788

約数の個数: 24

約数和(自身を含む): 48406680

約数和(自身を除く): 27600594

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 70769, 141538, 212307, 424614, 495383, 990766, 1486149, 2972298, 3467681, 6935362, 10403043, 20806086]

約数ペア:

[(1, 20806086), (2, 10403043), (3, 6935362), (6, 3467681), (7, 2972298), (14, 1486149), (21, 990766), (42, 495383), (49, 424614), (98, 212307), (147, 141538), (294, 70769)]