20943846

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:128

約数の個数: 160

約数和(自身を含む): 61890048

約数和(自身を除く): 40946202

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 23, 27, 33, 42, 46, 54, 63, 66, 69, 73, 77, 81, 99, 126, 138, 146, 154, 161, 162, 189, 198, 207, 219, 231, 253, 297, 322, 378, 414, 438, 462, 483, 506, 511, 567, 594, 621, 657, 693, 759, 803, 891, 966, 1022, 1134, 1242, 1314, 1386, 1449, 1518, 1533, 1606, 1679, 1771, 1782, 1863, 1971, 2079, 2277, 2409, 2898, 3066, 3358, 3542, 3726, 3942, 4158, 4347, 4554, 4599, 4818, 5037, 5313, 5621, 5913, 6237, 6831, 7227, 8694, 9198, 10074, 10626, 11242, 11753, 11826, 12474, 13041, 13662, 13797, 14454, 15111, 15939, 16863, 18469, 20493, 21681, 23506, 26082, 27594, 30222, 31878, 33726, 35259, 36938, 40986, 41391, 43362, 45333, 47817, 50589, 55407, 65043, 70518, 82782, 90666, 95634, 101178, 105777, 110814, 129283, 130086, 135999, 143451, 151767, 166221, 211554, 258566, 271998, 286902, 303534, 317331, 332442, 387849, 455301, 498663, 634662, 775698, 910602, 951993, 997326, 1163547, 1495989, 1903986, 2327094, 2991978, 3490641, 6981282, 10471923, 20943846]

約数ペア:

[(1, 20943846), (2, 10471923), (3, 6981282), (6, 3490641), (7, 2991978), (9, 2327094), (11, 1903986), (14, 1495989), (18, 1163547), (21, 997326), (22, 951993), (23, 910602), (27, 775698), (33, 634662), (42, 498663), (46, 455301), (54, 387849), (63, 332442), (66, 317331), (69, 303534), (73, 286902), (77, 271998), (81, 258566), (99, 211554), (126, 166221), (138, 151767), (146, 143451), (154, 135999), (161, 130086), (162, 129283), (189, 110814), (198, 105777), (207, 101178), (219, 95634), (231, 90666), (253, 82782), (297, 70518), (322, 65043), (378, 55407), (414, 50589), (438, 47817), (462, 45333), (483, 43362), (506, 41391), (511, 40986), (567, 36938), (594, 35259), (621, 33726), (657, 31878), (693, 30222), (759, 27594), (803, 26082), (891, 23506), (966, 21681), (1022, 20493), (1134, 18469), (1242, 16863), (1314, 15939), (1386, 15111), (1449, 14454), (1518, 13797), (1533, 13662), (1606, 13041), (1679, 12474), (1771, 11826), (1782, 11753), (1863, 11242), (1971, 10626), (2079, 10074), (2277, 9198), (2409, 8694), (2898, 7227), (3066, 6831), (3358, 6237), (3542, 5913), (3726, 5621), (3942, 5313), (4158, 5037), (4347, 4818), (4554, 4599)]