20903808

素因数分解:

$2^7\times 3^1\times {\mathrm{54437}}^1$

素因数の和:54454

約数の個数: 32

約数和(自身を含む): 55526760

約数和(自身を除く): 34622952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 54437, 108874, 163311, 217748, 326622, 435496, 653244, 870992, 1306488, 1741984, 2612976, 3483968, 5225952, 6967936, 10451904, 20903808]

約数ペア:

[(1, 20903808), (2, 10451904), (3, 6967936), (4, 5225952), (6, 3483968), (8, 2612976), (12, 1741984), (16, 1306488), (24, 870992), (32, 653244), (48, 435496), (64, 326622), (96, 217748), (128, 163311), (192, 108874), (384, 54437)]