19788672

素因数分解:

$2^7\times 3^1\times {\mathrm{29}}^1\times {\mathrm{1777}}^1$

素因数の和:1823

約数の個数: 64

約数和(自身を含む): 54406800

約数和(自身を除く): 34618128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 64, 87, 96, 116, 128, 174, 192, 232, 348, 384, 464, 696, 928, 1392, 1777, 1856, 2784, 3554, 3712, 5331, 5568, 7108, 10662, 11136, 14216, 21324, 28432, 42648, 51533, 56864, 85296, 103066, 113728, 154599, 170592, 206132, 227456, 309198, 341184, 412264, 618396, 682368, 824528, 1236792, 1649056, 2473584, 3298112, 4947168, 6596224, 9894336, 19788672]

約数ペア:

[(1, 19788672), (2, 9894336), (3, 6596224), (4, 4947168), (6, 3298112), (8, 2473584), (12, 1649056), (16, 1236792), (24, 824528), (29, 682368), (32, 618396), (48, 412264), (58, 341184), (64, 309198), (87, 227456), (96, 206132), (116, 170592), (128, 154599), (174, 113728), (192, 103066), (232, 85296), (348, 56864), (384, 51533), (464, 42648), (696, 28432), (928, 21324), (1392, 14216), (1777, 11136), (1856, 10662), (2784, 7108), (3554, 5568), (3712, 5331)]