20180295776

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1\times {\mathrm{463}}^1$

素因数の和:892

約数の個数: 96

約数和(自身を含む): 41252198400

約数和(自身を除く): 21071902624

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 139, 164, 239, 278, 328, 463, 478, 556, 656, 926, 956, 1112, 1312, 1852, 1912, 2224, 3704, 3824, 4448, 5699, 7408, 7648, 9799, 11398, 14816, 18983, 19598, 22796, 33221, 37966, 39196, 45592, 64357, 66442, 75932, 78392, 91184, 110657, 128714, 132884, 151864, 156784, 182368, 221314, 257428, 265768, 303728, 313568, 442628, 514856, 531536, 607456, 885256, 1029712, 1063072, 1362061, 1770512, 2059424, 2638637, 2724122, 3541024, 4536937, 5277274, 5448244, 9073874, 10554548, 10896488, 15381323, 18147748, 21109096, 21792976, 30762646, 36295496, 42218192, 43585952, 61525292, 72590992, 84436384, 123050584, 145181984, 246101168, 492202336, 630634243, 1261268486, 2522536972, 5045073944, 10090147888, 20180295776]

約数ペア:

[(1, 20180295776), (2, 10090147888), (4, 5045073944), (8, 2522536972), (16, 1261268486), (32, 630634243), (41, 492202336), (82, 246101168), (139, 145181984), (164, 123050584), (239, 84436384), (278, 72590992), (328, 61525292), (463, 43585952), (478, 42218192), (556, 36295496), (656, 30762646), (926, 21792976), (956, 21109096), (1112, 18147748), (1312, 15381323), (1852, 10896488), (1912, 10554548), (2224, 9073874), (3704, 5448244), (3824, 5277274), (4448, 4536937), (5699, 3541024), (7408, 2724122), (7648, 2638637), (9799, 2059424), (11398, 1770512), (14816, 1362061), (18983, 1063072), (19598, 1029712), (22796, 885256), (33221, 607456), (37966, 531536), (39196, 514856), (45592, 442628), (64357, 313568), (66442, 303728), (75932, 265768), (78392, 257428), (91184, 221314), (110657, 182368), (128714, 156784), (132884, 151864)]