20520954

素因数分解:

$2^1\times 3^2\times {\mathrm{461}}^1\times {\mathrm{2473}}^1$

素因数の和:2942

約数の個数: 24

約数和(自身を含む): 44576532

約数和(自身を除く): 24055578

約数列:

[1, 2, 3, 6, 9, 18, 461, 922, 1383, 2473, 2766, 4149, 4946, 7419, 8298, 14838, 22257, 44514, 1140053, 2280106, 3420159, 6840318, 10260477, 20520954]

約数ペア:

[(1, 20520954), (2, 10260477), (3, 6840318), (6, 3420159), (9, 2280106), (18, 1140053), (461, 44514), (922, 22257), (1383, 14838), (2473, 8298), (2766, 7419), (4149, 4946)]