20762744

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5939}}^1$

素因数の和:5987

約数の個数: 32

約数和(自身を含む): 42768000

約数和(自身を除く): 22005256

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 874, 1748, 3496, 5939, 11878, 23756, 47512, 112841, 136597, 225682, 273194, 451364, 546388, 902728, 1092776, 2595343, 5190686, 10381372, 20762744]

約数ペア:

[(1, 20762744), (2, 10381372), (4, 5190686), (8, 2595343), (19, 1092776), (23, 902728), (38, 546388), (46, 451364), (76, 273194), (92, 225682), (152, 136597), (184, 112841), (437, 47512), (874, 23756), (1748, 11878), (3496, 5939)]