20622464

素因数分解:

$2^7\times {\mathrm{367}}^1\times {\mathrm{439}}^1$

素因数の和:820

約数の個数: 32

約数和(自身を含む): 41289600

約数和(自身を除く): 20667136

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 367, 439, 734, 878, 1468, 1756, 2936, 3512, 5872, 7024, 11744, 14048, 23488, 28096, 46976, 56192, 161113, 322226, 644452, 1288904, 2577808, 5155616, 10311232, 20622464]

約数ペア:

[(1, 20622464), (2, 10311232), (4, 5155616), (8, 2577808), (16, 1288904), (32, 644452), (64, 322226), (128, 161113), (367, 56192), (439, 46976), (734, 28096), (878, 23488), (1468, 14048), (1756, 11744), (2936, 7024), (3512, 5872)]