311858032

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{142271}}^1$

素因数の和:142416

約数の個数: 20

約数和(自身を含む): 608639616

約数和(自身を除く): 296781584

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 142271, 284542, 569084, 1138168, 2276336, 19491127, 38982254, 77964508, 155929016, 311858032]

約数ペア:

[(1, 311858032), (2, 155929016), (4, 77964508), (8, 38982254), (16, 19491127), (137, 2276336), (274, 1138168), (548, 569084), (1096, 284542), (2192, 142271)]