19682432

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1997}}^1$

素因数の和:2029

約数の個数: 64

約数和(自身を含む): 48911040

約数和(自身を除く): 29228608

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 308, 352, 448, 616, 704, 896, 1232, 1408, 1997, 2464, 3994, 4928, 7988, 9856, 13979, 15976, 21967, 27958, 31952, 43934, 55916, 63904, 87868, 111832, 127808, 153769, 175736, 223664, 255616, 307538, 351472, 447328, 615076, 702944, 894656, 1230152, 1405888, 1789312, 2460304, 2811776, 4920608, 9841216, 19682432]

約数ペア:

[(1, 19682432), (2, 9841216), (4, 4920608), (7, 2811776), (8, 2460304), (11, 1789312), (14, 1405888), (16, 1230152), (22, 894656), (28, 702944), (32, 615076), (44, 447328), (56, 351472), (64, 307538), (77, 255616), (88, 223664), (112, 175736), (128, 153769), (154, 127808), (176, 111832), (224, 87868), (308, 63904), (352, 55916), (448, 43934), (616, 31952), (704, 27958), (896, 21967), (1232, 15976), (1408, 13979), (1997, 9856), (2464, 7988), (3994, 4928)]