19668992

素因数分解:

$2^{13}\times 7^4$

素因数の和:54

約数の個数: 70

約数和(自身を含む): 45888783

約数和(自身を除く): 26219791

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 343, 392, 448, 512, 686, 784, 896, 1024, 1372, 1568, 1792, 2048, 2401, 2744, 3136, 3584, 4096, 4802, 5488, 6272, 7168, 8192, 9604, 10976, 12544, 14336, 19208, 21952, 25088, 28672, 38416, 43904, 50176, 57344, 76832, 87808, 100352, 153664, 175616, 200704, 307328, 351232, 401408, 614656, 702464, 1229312, 1404928, 2458624, 2809856, 4917248, 9834496, 19668992]

約数ペア:

[(1, 19668992), (2, 9834496), (4, 4917248), (7, 2809856), (8, 2458624), (14, 1404928), (16, 1229312), (28, 702464), (32, 614656), (49, 401408), (56, 351232), (64, 307328), (98, 200704), (112, 175616), (128, 153664), (196, 100352), (224, 87808), (256, 76832), (343, 57344), (392, 50176), (448, 43904), (512, 38416), (686, 28672), (784, 25088), (896, 21952), (1024, 19208), (1372, 14336), (1568, 12544), (1792, 10976), (2048, 9604), (2401, 8192), (2744, 7168), (3136, 6272), (3584, 5488), (4096, 4802)]