15971872

素因数分解:

$2^5\times 7^1\times {\mathrm{113}}^1\times {\mathrm{631}}^1$

素因数の和:761

約数の個数: 48

約数和(自身を含む): 36312192

約数和(自身を除く): 20340320

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 113, 224, 226, 452, 631, 791, 904, 1262, 1582, 1808, 2524, 3164, 3616, 4417, 5048, 6328, 8834, 10096, 12656, 17668, 20192, 25312, 35336, 70672, 71303, 141344, 142606, 285212, 499121, 570424, 998242, 1140848, 1996484, 2281696, 3992968, 7985936, 15971872]

約数ペア:

[(1, 15971872), (2, 7985936), (4, 3992968), (7, 2281696), (8, 1996484), (14, 1140848), (16, 998242), (28, 570424), (32, 499121), (56, 285212), (112, 142606), (113, 141344), (224, 71303), (226, 70672), (452, 35336), (631, 25312), (791, 20192), (904, 17668), (1262, 12656), (1582, 10096), (1808, 8834), (2524, 6328), (3164, 5048), (3616, 4417)]