19866288

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:147

約数の個数: 120

約数和(自身を含む): 58091520

約数和(自身を除く): 38225232

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 79, 93, 104, 124, 156, 158, 169, 186, 208, 237, 248, 312, 316, 338, 372, 403, 474, 496, 507, 624, 632, 676, 744, 806, 948, 1014, 1027, 1209, 1264, 1352, 1488, 1612, 1896, 2028, 2054, 2418, 2449, 2704, 3081, 3224, 3792, 4056, 4108, 4836, 4898, 5239, 6162, 6448, 7347, 8112, 8216, 9672, 9796, 10478, 12324, 13351, 14694, 15717, 16432, 19344, 19592, 20956, 24648, 26702, 29388, 31434, 31837, 39184, 40053, 41912, 49296, 53404, 58776, 62868, 63674, 80106, 83824, 95511, 106808, 117552, 125736, 127348, 160212, 191022, 213616, 251472, 254696, 320424, 382044, 413881, 509392, 640848, 764088, 827762, 1241643, 1528176, 1655524, 2483286, 3311048, 4966572, 6622096, 9933144, 19866288]

約数ペア:

[(1, 19866288), (2, 9933144), (3, 6622096), (4, 4966572), (6, 3311048), (8, 2483286), (12, 1655524), (13, 1528176), (16, 1241643), (24, 827762), (26, 764088), (31, 640848), (39, 509392), (48, 413881), (52, 382044), (62, 320424), (78, 254696), (79, 251472), (93, 213616), (104, 191022), (124, 160212), (156, 127348), (158, 125736), (169, 117552), (186, 106808), (208, 95511), (237, 83824), (248, 80106), (312, 63674), (316, 62868), (338, 58776), (372, 53404), (403, 49296), (474, 41912), (496, 40053), (507, 39184), (624, 31837), (632, 31434), (676, 29388), (744, 26702), (806, 24648), (948, 20956), (1014, 19592), (1027, 19344), (1209, 16432), (1264, 15717), (1352, 14694), (1488, 13351), (1612, 12324), (1896, 10478), (2028, 9796), (2054, 9672), (2418, 8216), (2449, 8112), (2704, 7347), (3081, 6448), (3224, 6162), (3792, 5239), (4056, 4898), (4108, 4836)]