1981788

素因数分解:

$2^2\times 3^1\times {\mathrm{239}}^1\times {\mathrm{691}}^1$

素因数の和:937

約数の個数: 24

約数和(自身を含む): 4650240

約数和(自身を除く): 2668452

約数列:

[1, 2, 3, 4, 6, 12, 239, 478, 691, 717, 956, 1382, 1434, 2073, 2764, 2868, 4146, 8292, 165149, 330298, 495447, 660596, 990894, 1981788]

約数ペア:

[(1, 1981788), (2, 990894), (3, 660596), (4, 495447), (6, 330298), (12, 165149), (239, 8292), (478, 4146), (691, 2868), (717, 2764), (956, 2073), (1382, 1434)]