18829538

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{337}}^1$

素因数の和:666

約数の個数: 32

約数和(自身を含む): 34978944

約数和(自身を除く): 16149406

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 307, 337, 614, 674, 2149, 2359, 3991, 4298, 4381, 4718, 7982, 8762, 27937, 30667, 55874, 61334, 103459, 206918, 724213, 1344967, 1448426, 2689934, 9414769, 18829538]

約数ペア:

[(1, 18829538), (2, 9414769), (7, 2689934), (13, 1448426), (14, 1344967), (26, 724213), (91, 206918), (182, 103459), (307, 61334), (337, 55874), (614, 30667), (674, 27937), (2149, 8762), (2359, 7982), (3991, 4718), (4298, 4381)]