16399888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{739}}^1$

素因数の和:839

約数の個数: 40

約数和(自身を含む): 33951200

約数和(自身を除く): 17551312

約数列:

[1, 2, 4, 8, 16, 19, 38, 73, 76, 146, 152, 292, 304, 584, 739, 1168, 1387, 1478, 2774, 2956, 5548, 5912, 11096, 11824, 14041, 22192, 28082, 53947, 56164, 107894, 112328, 215788, 224656, 431576, 863152, 1024993, 2049986, 4099972, 8199944, 16399888]

約数ペア:

[(1, 16399888), (2, 8199944), (4, 4099972), (8, 2049986), (16, 1024993), (19, 863152), (38, 431576), (73, 224656), (76, 215788), (146, 112328), (152, 107894), (292, 56164), (304, 53947), (584, 28082), (739, 22192), (1168, 14041), (1387, 11824), (1478, 11096), (2774, 5912), (2956, 5548)]