19583488

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{1663}}^1$

素因数の和:1704

約数の個数: 40

約数和(自身を含む): 40854528

約数和(自身を除く): 21271040

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 512, 736, 1472, 1663, 2944, 3326, 5888, 6652, 11776, 13304, 26608, 38249, 53216, 76498, 106432, 152996, 212864, 305992, 425728, 611984, 851456, 1223968, 2447936, 4895872, 9791744, 19583488]

約数ペア:

[(1, 19583488), (2, 9791744), (4, 4895872), (8, 2447936), (16, 1223968), (23, 851456), (32, 611984), (46, 425728), (64, 305992), (92, 212864), (128, 152996), (184, 106432), (256, 76498), (368, 53216), (512, 38249), (736, 26608), (1472, 13304), (1663, 11776), (2944, 6652), (3326, 5888)]