19268528

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1$

素因数の和:485

約数の個数: 40

約数和(自身を含む): 39037680

約数和(自身を除く): 19769152

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 131, 232, 262, 317, 464, 524, 634, 1048, 1268, 2096, 2536, 3799, 5072, 7598, 9193, 15196, 18386, 30392, 36772, 41527, 60784, 73544, 83054, 147088, 166108, 332216, 664432, 1204283, 2408566, 4817132, 9634264, 19268528]

約数ペア:

[(1, 19268528), (2, 9634264), (4, 4817132), (8, 2408566), (16, 1204283), (29, 664432), (58, 332216), (116, 166108), (131, 147088), (232, 83054), (262, 73544), (317, 60784), (464, 41527), (524, 36772), (634, 30392), (1048, 18386), (1268, 15196), (2096, 9193), (2536, 7598), (3799, 5072)]