2005223216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1559}}^1\times {\mathrm{4231}}^1$

素因数の和:5817

約数の個数: 40

約数和(自身を含む): 4093190400

約数和(自身を除く): 2087967184

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1559, 3118, 4231, 6236, 8462, 12472, 16924, 24944, 29621, 33848, 59242, 67696, 80389, 118484, 160778, 236968, 321556, 473936, 643112, 1286224, 6596129, 13192258, 26384516, 52769032, 105538064, 125326451, 250652902, 501305804, 1002611608, 2005223216]

約数ペア:

[(1, 2005223216), (2, 1002611608), (4, 501305804), (8, 250652902), (16, 125326451), (19, 105538064), (38, 52769032), (76, 26384516), (152, 13192258), (304, 6596129), (1559, 1286224), (3118, 643112), (4231, 473936), (6236, 321556), (8462, 236968), (12472, 160778), (16924, 118484), (24944, 80389), (29621, 67696), (33848, 59242)]