18776576

素因数分解:

$2^9\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:82

約数の個数: 120

約数和(自身を含む): 47925504

約数和(自身を除く): 29148928

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 64, 91, 104, 112, 124, 128, 169, 182, 208, 217, 224, 248, 256, 338, 364, 403, 416, 434, 448, 496, 512, 676, 728, 806, 832, 868, 896, 992, 1183, 1352, 1456, 1612, 1664, 1736, 1792, 1984, 2366, 2704, 2821, 2912, 3224, 3328, 3472, 3584, 3968, 4732, 5239, 5408, 5642, 5824, 6448, 6656, 6944, 7936, 9464, 10478, 10816, 11284, 11648, 12896, 13888, 15872, 18928, 20956, 21632, 22568, 23296, 25792, 27776, 36673, 37856, 41912, 43264, 45136, 46592, 51584, 55552, 73346, 75712, 83824, 86528, 90272, 103168, 111104, 146692, 151424, 167648, 180544, 206336, 293384, 302848, 335296, 361088, 586768, 605696, 670592, 722176, 1173536, 1341184, 1444352, 2347072, 2682368, 4694144, 9388288, 18776576]

約数ペア:

[(1, 18776576), (2, 9388288), (4, 4694144), (7, 2682368), (8, 2347072), (13, 1444352), (14, 1341184), (16, 1173536), (26, 722176), (28, 670592), (31, 605696), (32, 586768), (52, 361088), (56, 335296), (62, 302848), (64, 293384), (91, 206336), (104, 180544), (112, 167648), (124, 151424), (128, 146692), (169, 111104), (182, 103168), (208, 90272), (217, 86528), (224, 83824), (248, 75712), (256, 73346), (338, 55552), (364, 51584), (403, 46592), (416, 45136), (434, 43264), (448, 41912), (496, 37856), (512, 36673), (676, 27776), (728, 25792), (806, 23296), (832, 22568), (868, 21632), (896, 20956), (992, 18928), (1183, 15872), (1352, 13888), (1456, 12896), (1612, 11648), (1664, 11284), (1736, 10816), (1792, 10478), (1984, 9464), (2366, 7936), (2704, 6944), (2821, 6656), (2912, 6448), (3224, 5824), (3328, 5642), (3472, 5408), (3584, 5239), (3968, 4732)]