20914614

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1307}}^1$

素因数の和:1449

約数の個数: 48

約数和(自身を含む): 52236288

約数和(自身を除く): 31321674

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 127, 254, 381, 762, 889, 1143, 1307, 1778, 2286, 2614, 2667, 3921, 5334, 7842, 8001, 9149, 11763, 16002, 18298, 23526, 27447, 54894, 82341, 164682, 165989, 331978, 497967, 995934, 1161923, 1493901, 2323846, 2987802, 3485769, 6971538, 10457307, 20914614]

約数ペア:

[(1, 20914614), (2, 10457307), (3, 6971538), (6, 3485769), (7, 2987802), (9, 2323846), (14, 1493901), (18, 1161923), (21, 995934), (42, 497967), (63, 331978), (126, 165989), (127, 164682), (254, 82341), (381, 54894), (762, 27447), (889, 23526), (1143, 18298), (1307, 16002), (1778, 11763), (2286, 9149), (2614, 8001), (2667, 7842), (3921, 5334)]