20152784

素因数分解:

$2^4\times {\mathrm{23}}^2\times {\mathrm{2381}}^1$

素因数の和:2435

約数の個数: 30

約数和(自身を含む): 40834626

約数和(自身を除く): 20681842

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 529, 1058, 2116, 2381, 4232, 4762, 8464, 9524, 19048, 38096, 54763, 109526, 219052, 438104, 876208, 1259549, 2519098, 5038196, 10076392, 20152784]

約数ペア:

[(1, 20152784), (2, 10076392), (4, 5038196), (8, 2519098), (16, 1259549), (23, 876208), (46, 438104), (92, 219052), (184, 109526), (368, 54763), (529, 38096), (1058, 19048), (2116, 9524), (2381, 8464), (4232, 4762)]