2563917988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{2903}}^1\times {\mathrm{11621}}^1$

素因数の和:14547

約数の個数: 24

約数和(自身を含む): 4725040320

約数和(自身を除く): 2161122332

約数列:

[1, 2, 4, 19, 38, 76, 2903, 5806, 11612, 11621, 23242, 46484, 55157, 110314, 220628, 220799, 441598, 883196, 33735763, 67471526, 134943052, 640979497, 1281958994, 2563917988]

約数ペア:

[(1, 2563917988), (2, 1281958994), (4, 640979497), (19, 134943052), (38, 67471526), (76, 33735763), (2903, 883196), (5806, 441598), (11612, 220799), (11621, 220628), (23242, 110314), (46484, 55157)]