19837312

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 43929360

約数和(自身を除く): 24092048

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 73, 88, 128, 146, 176, 193, 292, 352, 386, 584, 704, 772, 803, 1168, 1408, 1544, 1606, 2123, 2336, 3088, 3212, 4246, 4672, 6176, 6424, 8492, 9344, 12352, 12848, 14089, 16984, 24704, 25696, 28178, 33968, 51392, 56356, 67936, 102784, 112712, 135872, 154979, 225424, 271744, 309958, 450848, 619916, 901696, 1239832, 1803392, 2479664, 4959328, 9918656, 19837312]

約数ペア:

[(1, 19837312), (2, 9918656), (4, 4959328), (8, 2479664), (11, 1803392), (16, 1239832), (22, 901696), (32, 619916), (44, 450848), (64, 309958), (73, 271744), (88, 225424), (128, 154979), (146, 135872), (176, 112712), (193, 102784), (292, 67936), (352, 56356), (386, 51392), (584, 33968), (704, 28178), (772, 25696), (803, 24704), (1168, 16984), (1408, 14089), (1544, 12848), (1606, 12352), (2123, 9344), (2336, 8492), (3088, 6424), (3212, 6176), (4246, 4672)]