19782048

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1$

素因数の和:179

約数の個数: 144

約数和(自身を含む): 61937568

約数和(自身を除く): 42155520

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 32, 33, 39, 44, 48, 52, 66, 78, 88, 96, 104, 121, 131, 132, 143, 156, 176, 208, 242, 262, 264, 286, 312, 352, 363, 393, 416, 429, 484, 524, 528, 572, 624, 726, 786, 858, 968, 1048, 1056, 1144, 1248, 1441, 1452, 1572, 1573, 1703, 1716, 1936, 2096, 2288, 2882, 2904, 3144, 3146, 3406, 3432, 3872, 4192, 4323, 4576, 4719, 5109, 5764, 5808, 6288, 6292, 6812, 6864, 8646, 9438, 10218, 11528, 11616, 12576, 12584, 13624, 13728, 15851, 17292, 18733, 18876, 20436, 23056, 25168, 27248, 31702, 34584, 37466, 37752, 40872, 46112, 47553, 50336, 54496, 56199, 63404, 69168, 74932, 75504, 81744, 95106, 112398, 126808, 138336, 149864, 151008, 163488, 190212, 206063, 224796, 253616, 299728, 380424, 412126, 449592, 507232, 599456, 618189, 760848, 824252, 899184, 1236378, 1521696, 1648504, 1798368, 2472756, 3297008, 4945512, 6594016, 9891024, 19782048]

約数ペア:

[(1, 19782048), (2, 9891024), (3, 6594016), (4, 4945512), (6, 3297008), (8, 2472756), (11, 1798368), (12, 1648504), (13, 1521696), (16, 1236378), (22, 899184), (24, 824252), (26, 760848), (32, 618189), (33, 599456), (39, 507232), (44, 449592), (48, 412126), (52, 380424), (66, 299728), (78, 253616), (88, 224796), (96, 206063), (104, 190212), (121, 163488), (131, 151008), (132, 149864), (143, 138336), (156, 126808), (176, 112398), (208, 95106), (242, 81744), (262, 75504), (264, 74932), (286, 69168), (312, 63404), (352, 56199), (363, 54496), (393, 50336), (416, 47553), (429, 46112), (484, 40872), (524, 37752), (528, 37466), (572, 34584), (624, 31702), (726, 27248), (786, 25168), (858, 23056), (968, 20436), (1048, 18876), (1056, 18733), (1144, 17292), (1248, 15851), (1441, 13728), (1452, 13624), (1572, 12584), (1573, 12576), (1703, 11616), (1716, 11528), (1936, 10218), (2096, 9438), (2288, 8646), (2882, 6864), (2904, 6812), (3144, 6292), (3146, 6288), (3406, 5808), (3432, 5764), (3872, 5109), (4192, 4719), (4323, 4576)]