20367844

素因数分解:

$2^2\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1657}}^1$

素因数の和:2107

約数の個数: 24

約数和(自身を含む): 40853120

約数和(自身を除く): 20485276

約数列:

[1, 2, 4, 7, 14, 28, 439, 878, 1657, 1756, 3073, 3314, 6146, 6628, 11599, 12292, 23198, 46396, 727423, 1454846, 2909692, 5091961, 10183922, 20367844]

約数ペア:

[(1, 20367844), (2, 10183922), (4, 5091961), (7, 2909692), (14, 1454846), (28, 727423), (439, 46396), (878, 23198), (1657, 12292), (1756, 11599), (3073, 6628), (3314, 6146)]