19697216

素因数分解:

$2^6\times 7^2\times {\mathrm{11}}^1\times {\mathrm{571}}^1$

素因数の和:608

約数の個数: 84

約数和(自身を含む): 49688496

約数和(自身を除く): 29991280

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 64, 77, 88, 98, 112, 154, 176, 196, 224, 308, 352, 392, 448, 539, 571, 616, 704, 784, 1078, 1142, 1232, 1568, 2156, 2284, 2464, 3136, 3997, 4312, 4568, 4928, 6281, 7994, 8624, 9136, 12562, 15988, 17248, 18272, 25124, 27979, 31976, 34496, 36544, 43967, 50248, 55958, 63952, 87934, 100496, 111916, 127904, 175868, 200992, 223832, 255808, 307769, 351736, 401984, 447664, 615538, 703472, 895328, 1231076, 1406944, 1790656, 2462152, 2813888, 4924304, 9848608, 19697216]

約数ペア:

[(1, 19697216), (2, 9848608), (4, 4924304), (7, 2813888), (8, 2462152), (11, 1790656), (14, 1406944), (16, 1231076), (22, 895328), (28, 703472), (32, 615538), (44, 447664), (49, 401984), (56, 351736), (64, 307769), (77, 255808), (88, 223832), (98, 200992), (112, 175868), (154, 127904), (176, 111916), (196, 100496), (224, 87934), (308, 63952), (352, 55958), (392, 50248), (448, 43967), (539, 36544), (571, 34496), (616, 31976), (704, 27979), (784, 25124), (1078, 18272), (1142, 17248), (1232, 15988), (1568, 12562), (2156, 9136), (2284, 8624), (2464, 7994), (3136, 6281), (3997, 4928), (4312, 4568)]