18702678

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1021}}^1$

素因数の和:1140

約数の個数: 32

約数和(自身を含む): 38852352

約数和(自身を除く): 20149674

約数列:

[1, 2, 3, 6, 43, 71, 86, 129, 142, 213, 258, 426, 1021, 2042, 3053, 3063, 6106, 6126, 9159, 18318, 43903, 72491, 87806, 131709, 144982, 217473, 263418, 434946, 3117113, 6234226, 9351339, 18702678]

約数ペア:

[(1, 18702678), (2, 9351339), (3, 6234226), (6, 3117113), (43, 434946), (71, 263418), (86, 217473), (129, 144982), (142, 131709), (213, 87806), (258, 72491), (426, 43903), (1021, 18318), (2042, 9159), (3053, 6126), (3063, 6106)]