51607216

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{140237}}^1$

素因数の和:140268

約数の個数: 20

約数和(自身を含む): 104337072

約数和(自身を除く): 52729856

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 140237, 280474, 560948, 1121896, 2243792, 3225451, 6450902, 12901804, 25803608, 51607216]

約数ペア:

[(1, 51607216), (2, 25803608), (4, 12901804), (8, 6450902), (16, 3225451), (23, 2243792), (46, 1121896), (92, 560948), (184, 280474), (368, 140237)]