20265364

素因数分解:

$2^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{3637}}^1$

素因数の和:3847

約数の個数: 24

約数和(自身を含む): 40745600

約数和(自身を除く): 20480236

約数列:

[1, 2, 4, 7, 14, 28, 199, 398, 796, 1393, 2786, 3637, 5572, 7274, 14548, 25459, 50918, 101836, 723763, 1447526, 2895052, 5066341, 10132682, 20265364]

約数ペア:

[(1, 20265364), (2, 10132682), (4, 5066341), (7, 2895052), (14, 1447526), (28, 723763), (199, 101836), (398, 50918), (796, 25459), (1393, 14548), (2786, 7274), (3637, 5572)]